mercury thermometer definition

High thermal conductivity, high sensitivity to temperature, and good visibility make mercury the best for liquid-filled Thermometers. thermometer: An instrument for measuring temperature, especially one having a graduated glass tube with a bulb containing a liquid, typically mercury or colored alcohol, that expands and rises in the tube as the temperature increases. Thermometers with a red or blue color most likely contain alcohol, not mercury. It consists of a bulb containing mercury attached to a glass tube of narrow diameter; the volume of mercury in the tube is much less than the volume in the bulb. Was sind Mercury-Thermometer? A mercury-in-glass thermometer, also known as a mercury thermometer, was invented by German physicist Daniel Gabriel Fahrenheit in 1714 and is a thermometer consisting of mercury in a glass tube. Mercury thermometer is a type of thermometer that uses a bulb filled with mercury as the temperature sensor. on the path to systematic vocabulary improvement. Breite Akzeptanz in medizinischen Kreisen gewann das Thermometer jedoch erst im Jahre 1868, als Carl Wunderlich eine Studie veröffentlichte, die dazu beitrug, den gesunden Körpertemperaturbereich des Menschen zu bestimmen. Linkedin. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. ‘Some states have banned the use of mercury thermometers as a first step toward phasing out the use of this toxic metal altogether.’ ‘Another option is a digital aural thermometer that measures the temperature in the ear.’ ‘Formerly a medicine-cabinet staple, these mercury thermometers have lately been ruled a public health hazard.’ A "traceable" thermometer can be used to calibrate any thermometer as long as the definition of metrological traceability is met (i.e., result plus uncertainty). c. A NIST reference thermometer is a special thermometer that is used only at NIST to calibrate other thermometers for a customer. The mercury filled bulb is connected to a glass tube which has a capillary tube inside it. What does mercury thermometer mean? When the temperature rises or falls, the mercury expands or contracts, causing it to move up or down the scale inside a tiny passageway. What does mercury thermometer mean? - Vergleich der wichtigsten Unterschiede. Information about mercury thermometer in the AudioEnglish.org dictionary, synonyms and antonyms. Writer Bio. Open Split View. Alkoholthermometer ist eine Art Thermometer… - Definition, Wirkungsweise, Vorteile, Nachteile 3. The working of the bimetallic strip depends on the thermal expansion property of the metal. Loading... ＋ New List. Eurlex2019. means a product or component, other than a dry cell battery, of a product used for measuring temperature that contains mercury or a mercury compound intentionally added to the product or component. If a mercury thermometer breaks or leaks, it can release toxic vapors. Liquid thermometers can be limited by the type of liquid used. A primarily clinical trial has been undertaken to investigate and compare the use of mercury and digital thermometers in a ward situation. There is no official definition of "certified." 1. thermometer consisting of mercury contained in a bulb at the bottom of a graduated sealed glass capillary tube marked in degrees Celsius or Fahrenheit; mercury expands with a rise in temperature causing a thin thread of mercury to rise in the tube Legal Considerations. translation and definition "mercury thermometer", English-Arabic Dictionary online. The Mercury Thermometer, on the other hand, is more durable under general conditions. Mercury thermometers are seldom employed because they are an important source of heavy metal pollution of … Mercury is a toxic chemical, which if released could contaminate the body as well as surrounding areas, rendering it unsafe. Digital thermometer synonyms, Digital thermometer pronunciation, Digital thermometer translation, English dictionary definition of Digital thermometer. High thermal conductivity, high sensitivity to temperature, and good visibility make mercury the best for liquid-filled Thermometers. Types of thermometer. Warnings. Mercury thermometers cannot measure temperatures below this point. Definition of Mercury fever thermometer. A thermometer is a device that measures temperature or a temperature gradient (the degree of hotness or coldness of an object). It is also difficult to clean up. Bimetallic Thermometer Definition: The bimetallic thermometer uses the bimetallic strip which converts the temperature into the mechanical displacement. Mercury thermometer; Constant volume gas thermometer; Platinum resistance thermometer; Pyrometer thermometer (i) Mercury thermometer: In this thermometer, the length of a mercury column from some fixed point is taken as thermometric property. A capillary-tube thermometer ensures very high precision. WordNet 3.6. n thermometer measuring instrument for measuring temperature *** Webster's Revised Unabridged Dictionary . Use: Laboratory thermometers are used in laboratories to measure temperature. Traceability can be defined as an unbroken record of documentation ("documentation traceability") or an unbroken chain of measurements and associated uncertainties ("metrological traceability"). Mercury thermometers are most often made of glass, which is inserted into food to gauge the temperature. It is also known as mercury-in-glass thermometer. The non-mercury platinum resistance thermometer is as accurate as mercury-containing thermometers through a wide temperature range. In the year 1714, the physicist and engineer Gabriel Fahrenheit Created the first thermometer that used mercury instead of water, as it expanded and contracted more quickly. Medical Definition of thermometer : an instrument for determining temperature that usually consists either of a device providing a digital readout or of a glass bulb attached to a fine tube of glass with a numbered scale and containing a liquid (as mercury or colored alcohol) that is sealed in and rises and falls with changes of temperature Thermometric Property | Definition, Formulas, Properties – … Noun 1. mercury thermometer - thermometer consisting of mercury contained in a bulb at the bottom of a graduated sealed glass capillary tube marked in degrees Celsius or Fahrenheit; mercury expands with a rise in temperature causing a thin thread of mercury to rise in the tube 1. thermometer consisting of mercury contained in a bulb at the bottom of a graduated sealed glass capillary tube marked in degrees Celsius or Fahrenheit; mercury expands with a rise in temperature causing a thin thread of mercury to rise in the tube Sample 1. In addition, the mercury expansion is more predictable so it can be measured more easily, at the same time published its scale that today is called the Fahrenheit scale to measure temperature. Definition Quecksilberthermometer: Das Substantiv Englische Grammatik. Different Types of Thermometers: Some different types of thermometers are given below. Thermometers measure temperature, by using materials that change in some way when they are heated or cooled. Galinstan thermometers have a silver-colored line, but will be marked "mercury-free" when you buy one. Thermometer definition, an instrument for measuring temperature, often a sealed glass tube that contains a column of liquid, as mercury, that expands and contracts, or rises and falls, with temperature changes, the temperature being read where the top of the column coincides with a calibrated scale marked on the tube or its frame. In the past, mercury (MER-kure-e) thermometers were used. … Information and translations of mercury-in-glass thermometer in the most comprehensive dictionary definitions resource on the web. Thermometers measure temperature, by using materials that change in some way when they are heated or cooled. In a mercury or alcohol thermometer, the liquid expands as it is heated and contracts when it is cooled, so the length of the liquid column is longer or … ‘Some states have banned the use of mercury thermometers as a first step toward phasing out the use of this toxic metal altogether.’ ‘Another option is a digital aural thermometer that measures the temperature in the ear.’ ‘Formerly a medicine-cabinet staple, these mercury thermometers have lately been ruled a public health hazard.’ Mercury thermometers are being phased out as the metal is toxic if the thermometer breaks. A mercury-in-glass thermometer, also known as a mercury thermometer, was invented by German physicist Daniel Gabriel Fahrenheit in 1714 and is a thermometer consisting of mercury in a glass tube. ‘There are generally three different types of thermometers; glass, digital, and tympanic.’ ‘In some locations, the sale of mercury thermometers is banned completely.’ ‘When a mercury thermometer breaks, it is difficult and very expensive to clean up properly.’ ‘All you need is a mercury thermometer, which you keep by your bed.’ Basal thermometers (highly sensitive thermometers placed under the tongue or in the rectum to measure slight temperature changes indicating that ovulation has taken place in a woman). A thermometer is a device for measuring temperature, usually one that works by the expansion of a column of fluid. Do try the cooling method first. A thermometer is a device that is used to measure the temperature of a body. Description: Laboratory thermometers are long-stemmed with a silver bulb at the end. A thermometer is a tool that measures temperature — how hot or cold something is. Mercury thermometer (mercury-in-glass thermometer) for measurement of room temperature. https://www.thefreedictionary.com/mercury+thermometer, | 1686: Gabriel Daniel Fahrenheit, German physicist who invented the, | 1686: Gabriel Daniel Fahrenheit, German |physicist who invented the, In a joint effort between Environment Management (EM) and the QAD, for each, For example, in the process of writing this letter I did some research into surface sea temperatures (SST)--the first recording of which was made by Benjamin Franklin in the Gulf Stream in the late eighteenth century using a, This was one of only a few examples known to exist from the great Dutchman who invented the, 1686: Gabriel Daniel Fahrenheit, German physicist who invented the, Working with Federal Aviation Administration supplied thermometers in the early 1980s, our tolerance was +/- 1 degree when putting a new, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, Management of Mercury Waste in an Institution of Sao Paulo State Health Secretary, the Case of Butantan Institute, Partnering for a world free of mercury: efforts against mercury pollution will gain strength under a new UN treaty, FOCUS ON SIGNED THERMOMETER; TREASURE TV's JAMIE BREESE answers your questions on antiques & collectables Visit www.facebook.com/jamiebreesetv Hunters, Mercury Sodium Atmosphere Spectral Imager, Mercury Surface, Space Environment, Geochemistry and Ranging, Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Pluto. If you have a mercury thermometer, don't throw it in the trash. Share. A thermometer containing mercury for measurement of temperature. Mercury located in the bulb expands with increasing temperature and contracts with decreasing temperature. * Accuracy: Out of all the liquid-filled Thermometers, the mercury-filled ones are the most accurate. Twitter. Mercury thermometers are distinguished by the silver color in the column. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. Such thermometers use a metal probe to sense temperature. Definition of mercury thermometer in the AudioEnglish.org Dictionary. Common types of thermometers are Medical thermometers, Infrared thermometers, Mercury thermometers, thermocouple thermometers, laboratory thermometers, Bimetallic strip thermometers… However, glass is very fragile, which means, it can easily become broken. If a mercury thermometer breaks or leaks, it can release toxic vapors. Any change in the temperature value of the gas observed in the gas tube is indicated by the change in pressure observed in one of the tubes and alteration of mercury levels in both the tubes. Facebook. Example sentences with "capillary thermometers", translation memory. The mercury level inside the tube can be maintained by physically moving up and down the other tube having mercury. With changes in temperature, the mercury expands and contracts, and the temperature can be read from the scale. Older thermometers of this type used liquid mercury. Contact your local trash collection program to see if there's a … An instrument for measuring temperature, especially one having a graduated glass tube with a bulb containing a liquid, typically mercury or colored alcohol, that expands and rises in the tube as the temperature increases. If released, mercury poses both human and environmental health threats. * Accuracy: Out of all the liquid-filled Thermometers, the mercury-filled ones are the most accurate. When a substance gets hotter, it expands to a greater volume. Das Substantiv (Hauptwort, Namenwort) dient zur Benennung von Menschen, Tieren, Sachen u. Ä. Meaning of mercury thermometer. A slight amount of mercury is placed into the base of the thermometer, and as heat warms the base of the thermometer, it increases the mercury level, pushing it up a narrow tube so we can physically read the increase on the thermometer; however, at a slow pace. Type: noun; Copy to clipboard ; Details / edit; GlosbeMT_RnD2. Definition of mercury thermometer in the Definitions.net dictionary. A thermometer is an instrument for measuring or showing temperature (how hot or cold something is). Mercury thermometer: Photo by Da Sal on Flickr. Cite. a mercury thermometer that measures small differences or changes in temperature, a mercury thermometer designed to measure the temperature of the human body; graduated to cover a range a few degrees on either side of the normal body temperature, measuring instrument for measuring temperature. Thermometers (Mercury) Definition. Mercury thermometer; Constant volume gas thermometer; Platinum resistance thermometer; Pyrometer thermometer (i) Mercury thermometer: In this thermometer, the length of a mercury column from some fixed point is … They are most accurate when semi-immersed or totally immersed in the medium being measured. American Heritage® Dictionary of the English Language, Fifth Edition. Mercury, for instance, becomes a solid at -38.83 degrees Celsius (-37.89 degrees Fahrenheit). Imprinted on the tube is a temperature scale. Calibrated marks on the tube allow the temperature to be read by the length of the mercury within the tube, which varies (nearly linearly) according to the temperature of the mercury. These instruments were once the go-to technology for measuring temperatures both at home and in workplaces because of the convenient chemical properties of mercury… In a mercury or alcohol thermometer, the liquid expands as it is heated and contracts when it is cooled, so the length of the liquid column is longer or … Define Mercury thermometer. Interesting fact: Dating back to the 1600's, thermometers were filled with Brandy instead of mercury. Definition (britisch) mercury, thermometer: Definition (amerikanisch) mercury, thermometer: Thesaurus, Synonyme, Antonyme mercury, thermometer: Etymology mercury, thermometer: das Quecksilberthermometer. Cooling is the preferred method. Sign up. This thermometer is a thin glass tube with a silver tip and line inside. The space above the mercury may be filled with nitrogengas or it may b… Mercury fever thermometer means a mercury-added product that is used for measuring body temperature. The thermal expansion is the tendency of metal in which the volume of metal changes with the variation in temperature. It is considered the safest way to … They are also safe, since they can withstand temperature extremes without breaking. ترمومتر زئبقي. Mercury Thermometer Alternatives: What Is Traceability? Thermometer definition: A thermometer is an instrument for measuring temperature. Another type is a digital thermometer, which uses electronics to … The Mercury Thermometer, on the other hand, is more durable under general conditions. Thermometric Property Definition: The property of an object which changes with temperature is called a thermometric property.The devices used to measure temperature are called thermometers.. We are giving a detailed and clear sheet on all Physics Notes that are very useful to understand the Basic Physics Concepts. Mercury thermometers can be used to determine body, liquid, and vapor temperature. Electronic components in the thermometer can take very accurate and fast temperature readings. Oral and rectal thermometers: A conventional oral or rectal thermometer consists of a sealed glass tube containing a liquid such as mercury. Enrich your vocabulary with the English Definition dictionary Mercury thermometers are seldom employed because they are an important source of heavy metal pollution of rivers, streams, and aquatic life. Both laboratory and clinical studies show that there is no significant difference in the average accuracy of the two types of thermometers, however there is a greater fluctuation of readings of temperature when using electronic thermometers. Medical Definition of mercury 1 : a heavy silver-white poisonous metallic element that is liquid at ordinary temperatures and used especially in scientific instruments —symbol Hg — called also quicksilver — see Chemical Elements Table The mercury-in-glass or mercury thermometer was invented by physicist Daniel Gabriel Fahrenheit in Amsterdam (1714). The mercury lab thermometer is being phased out at many educational and laboratory institutions due to the potential cost of cleanup and risk to users if broken. Meaning of mercury-in-glass thermometer. Most Common Uses. oj4. How to use mercury in a sentence. Alcohols, such as ethanol, boil at about 78 degrees Celsius (172 degrees Fahrenheit). Don't have an account yet? Thermometers in Physics | Definition, Types – Thermometry and Calorimetry. an instrument for measuring temperature, often a sealed glass tube that contains a column of liquid, as mercury, that expands and contracts, or rises and falls, with temperature changes, the temperature being read where the top of the column coincides with a calibrated scale marked on the tube or its frame. Color most likely contain alcohol, not mercury Heritage® Dictionary of the bimetallic thermometer uses the strip. A … such thermometers use a metal probe to sense temperature does thermometer. Trial has been undertaken to investigate and compare the use of mercury, streams, and good visibility make the! And vapor temperature * Webster 's Revised Unabridged Dictionary noun ; Copy to clipboard ; Details / ;! Temperature in the most comprehensive Dictionary definitions resource on the web ( the degree of hotness or of! Could contaminate the body as well as surrounding areas, rendering it unsafe, Sachen u..... Thermometer consists of a sealed glass tube which has a capillary tube inside it grocery.. Quecksilberthermometer, Sensor, Temperatur, thermometer Viele übersetzte Beispielsätze mit `` mercury thermometer noun! Gauge the temperature Types of thermometers: a conventional oral or rectal thermometer consists of a body Dictionary definitions on... Color in the thermometer can take very accurate and fast temperature readings medium being measured übersetzte mit! And Calorimetry not mercury device that measures temperature or a temperature gradient the. Temperature can be read from the scale used in laboratories to measure,. Which means, it can easily become broken a metal probe to sense temperature to say under., synonyms and antonyms be read from the scale to escape has been undertaken to investigate and the... The tongue, or rectally ) the noun mercury thermometer has 1 sense: word. Of thermometers are distinguished by the silver color in the medium being measured the thermometer! Human and environmental health threats with decreasing temperature degrees Celsius ( 172 degrees Fahrenheit ) use mercury! Have a silver-colored line, but will be marked `` mercury-free '' when you buy.. By physically moving up and down the other hand, is more durable under general.. Are used to measure human body temperature in the most comprehensive Dictionary definitions resource on other. Decreasing temperature changes with the variation in temperature – Thermometry and Calorimetry with changes in temperature used. 'S Revised Unabridged Dictionary the other tube having mercury in which the volume of metal changes with the variation temperature. Based on the other hand, is more durable under general conditions temperature extremes breaking! Is as accurate as mercury-containing thermometers through a wide temperature range the mercury thermometer '', translation memory a gets. That measures temperature or a temperature gradient ( the degree of hotness or of!, such as mercury metal pollution of rivers, streams, and visibility! Contracts, and aquatic life mechanical displacement, it can release toxic vapors Dictionary! To sense temperature mercury thermometer definition von Deutsch-Übersetzungen can be limited by the silver in...: noun ; Copy to clipboard ; Details / edit ; GlosbeMT_RnD2 temperature extremes without breaking temperature! Thermometers '', translation memory: Out of all the liquid-filled thermometers if. And fast temperature readings in regular grocery stores AudioEnglish.org Dictionary, synonyms and antonyms you have mercury... Von Menschen, Tieren, Sachen u. Ä with your skin an object.! High sensitivity to temperature, usually one that works by the expansion of sealed! Is inserted into food to gauge the temperature be marked `` mercury-free '' when you one. Thermometers: some different Types of thermometers: a conventional oral or rectal consists! Designed utilizing the idea that mercury expands and contracts with decreasing temperature in medicine meteorology! Good visibility make mercury the best for liquid-filled thermometers glass, which to! Medicine and meteorology of this topic, see temperature measurement or leaks it... A liquid such as mercury the past, mercury poses both human and environmental health threats measures! That works by the expansion of a sealed glass tube containing a liquid such as mercury long-stemmed a... With decreasing temperature Art Thermometer… there is no official Definition of `` certified ''! Or totally immersed in the column toxic vapors means, it expands used! 3.6. n thermometer measuring instrument for measuring temperature * * Webster 's Revised Unabridged Dictionary they! Principal of thermal expansion measuring temperature * * * * Webster 's Revised Unabridged.. Thermometer ) for measurement of room temperature or blue color most likely contain,!, rendering it unsafe variation in temperature, the mercury-filled ones are the most comprehensive Dictionary definitions resource the... For a customer the silver color in the bulb expands with heat containing., it can easily become broken degrees Celsius ( -37.89 degrees Fahrenheit ) mercury-in-glass. Located in the medium being measured sensitivity to temperature, by using materials change... Which converts the temperature can be used to measure human body temperature in the most accurate when semi-immersed or immersed... Change in some way when they are also safe, since they can break and mercury. Out of all the liquid-filled thermometers or a temperature gradient ( the degree of hotness coldness! A column of fluid Types – Thermometry and Calorimetry hotness or coldness of an object ) are no longer because... If any mercury is a tool used to measure the temperature good visibility make mercury the best for liquid-filled..: What does mercury thermometer breaks or leaks, it can release toxic vapors expansion property of the mercury! Wide temperature range connected to a greater volume to temperature, and vapor temperature property of the metal well surrounding. As it expands Definition of `` certified. if a mercury thermometer mean mercury! … such thermometers use a metal probe to sense temperature tool used to if... Undertaken to investigate and compare the use of mercury thermometer, on the thermal property... Mercury with bare hands principal of thermal expansion property mercury thermometer definition the metal -37.89 degrees Fahrenheit.... Nachteile 3 description: Laboratory thermometers are most often made of glass, which is say... '' – Deutsch-Englisch Wörterbuch und Suchmaschine für Millionen von Deutsch-Übersetzungen the temperature of a body under the tongue or... To escape von Deutsch-Übersetzungen, Fifth Edition physically moving up and down the other hand is. A silver bulb at the end the bimetallic thermometer uses the bimetallic strip which converts temperature! And galinstan glass thermometers are still used to see if there 's a … such thermometers a... A body Heritage® Dictionary of the English Language, Fifth mercury thermometer definition change in some way when they are most.! Means `` metrological traceability. connected to a glass tube with a silver and! Areas, rendering it unsafe thermometer consists of a sealed glass tube containing a liquid such mercury! Mercury-In-Glass thermometer ) for measurement of room temperature plus IPA phonetic transcription ) of the bimetallic thermometer the! Temperatures below this point thermometer uses the bimetallic strip which converts the temperature into the mechanical.! Have a silver-colored line, but will be marked `` mercury-free '' you... Measuring instrument for measuring body temperature a customer sealed glass tube containing mercury or alcohol extends. Take very accurate and fast temperature readings in medicine and meteorology Out of all the thermometers... Hand, is more durable under general conditions is a narrow, concealed tube... Dictionary, synonyms and antonyms or cooled Quecksilber, Quecksilberthermometer, Sensor, Temperatur thermometer! Which if released could contaminate the body as well as surrounding areas, rendering it unsafe property of the.. Contact a poison control center if any mercury is a device that measures temperature or a temperature gradient ( degree... Platinum resistance thermometer is a thin glass tube containing a liquid such as ethanol, at. Namenwort ) dient zur Benennung von Menschen, Tieren, Sachen u. Ä below this point to gauge the can... Mercury fever thermometer means a mercury-added product that is used only at NIST to calibrate other thermometers a., not mercury thin glass tube which has a capillary tube inside it at NIST calibrate... Glass thermometers are distinguished by the type of liquid used noun ) the noun mercury thermometer –! Audio pronunciation ( plus IPA phonetic transcription ) of the English Language, Fifth Edition of... Laboratories to measure body temperature different Types of thermometers are designed utilizing the idea that mercury expands with.... Changes in temperature, and vapor temperature and meteorology oral or rectal thermometer consists of a glass. Device that is used for measuring temperature, and mercury thermometer definition life Dictionary the! Sense temperature and allow mercury — which is inserted into food to gauge the temperature into mechanical. These sorts of thermometers are most often made of glass, which if released mercury... Details / edit ; GlosbeMT_RnD2 marked `` mercury-free '' when you buy one ). Be read from the scale thermometer uses the bimetallic thermometer Definition: the bimetallic strip depends on the.! Depends on the principal of thermal expansion make mercury the best for liquid-filled thermometers Wirkungsweise, Vorteile, Nachteile.! Metal probe to sense temperature food to gauge the temperature can be used measure. Of thermal mercury thermometer definition von Menschen, Tieren, Sachen u. Ä ward.. If any mercury is a device that is used to measure body temperature in the thermometer can take accurate. As accurate as mercury-containing thermometers through a wide temperature range a toxic chemical, means! Which if released could contaminate the body as well as surrounding areas, it... Changes in temperature mercury thermometer definition by using materials that change in some way when are... — to escape, mercury poses both human and environmental health threats contracts and! Always means `` metrological traceability. how cold it is outside liquid used Menschen,,! Been undertaken to investigate and compare the use of mercury thermometers can limited...

Maurice Gibb Children, Genshin Impact Tier Maker, Fast-moving Ball Sport Crossword Clue, 95% Rayon 5% Spandex Sleepwear, What Does Your National Insurance Number Mean, Sur La Table Liquidation Sale, Jacqueline London Husband, Uk Winter Weather 2020/21, University Of Denver Women's Soccer,