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Definition of thermometer
: an instrument for determining temperature; especially : one consisting of a glass bulb attached to a fine tube of glass with a numbered scale and containing a liquid (such as mercury or colored alcohol) that is sealed in and rises and falls with changes of temperature
From the M-W Editors
Recent Examples of thermometer from the Web
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Place pot over moderately low heat, stirring constantly with a wooden spoon, until a thermometer registers 170 degrees, about five minutes.
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Grill patties 2 to 3 minutes each side or until meat thermometer registers 155 degrees.
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Grill beef 30 minutes or until 125°F on meat thermometer, turning over 3 times.
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At least on Twitter, the rectal thermometer of our social consciousness, Padres fans seemingly by the legion diagnosed Green thusly for not ordering/allowing his starting pitcher to drill Anthony Rizzo with the first pitch of Tuesday night’s game.
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Take the individual’s temperature if a thermometer is readily available.
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Each evening around dusk, 85-year-old Earl Ourada steps into the front bedroom of his home on an 800-acre, century-old ranch northwest of Boise and checks the day’s high and low temperatures on a digital readout connected to a thermometer outside.
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Bake pork loin in an oven heated to 300 degrees until the pork's internal temperature reaches 180 degrees on a meat thermometer.
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Surveys over time have used a 100-point thermometer scale to rate how voters feel toward each other, from cold to warm.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thermometer'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of thermometer
French thermomètre, from Greek thermē heat + French -o- + -mètre -meter — more at therm
THERMOMETER Defined for English Language Learners
thermometer
playDefinition of thermometer for English Language Learners
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: an instrument used for measuring temperature
THERMOMETER Defined for Kids
thermometer
playDefinition of thermometer for Students
: an instrument for measuring temperature
Word Root of thermometer
The Greek word metron, meaning “measure,” gives us the root metr. Words from the Greek metron have something to do with measuring. A thermometer is an instrument that measures temperature. A diameter is the measurement across the center of a circle. The metric system is a system used for measuring size, weight, and volume. A perimeter is the measurement of the outside of a figure or shape.
Medical Dictionary
thermometer
playMedical 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
Learn More about thermometer
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See words that rhyme with thermometer Spanish Central: Translation of thermometer Nglish: Translation of thermometer for Spanish speakers Britannica English: Translation of thermometer for Arabic speakers Britannica.com: Encyclopedia article about thermometer
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