thermometer
noun
ther·mom·e·ter
thər-ˈmä-mə-tər 
thə-ˈmä-mə-tər
plural thermometers
: an instrument for determining temperature
specifically
: one consisting of a sensor housed in a metal probe that registers a change in electrical resistance as a change in temperature
Examples of thermometer in a Sentence
Recent Examples on the Web
Trying to read a thermometer with bad eyesight.
—
Theater Critic, Los Angeles Times, 12 May 2026
Cook, covered, until an instant-read thermometer inserted into thickest portion of chicken breast registers 160°F and thighs and legs register 180°F, 25 to 30 minutes, basting every 5 minutes.
—Jasmine Smith, Southern Living, 9 May 2026
Keep your meat thermometer handy; this lean cut becomes tough when cooked beyond medium-rare.
—Zaynab Issa, Bon Appetit Magazine, 8 May 2026
From time to time the thermometer flirts with 70.
—Moira McCarthy, Boston Herald, 7 May 2026
See All Example Sentences for thermometer
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Theater Critic, Los Angeles Times, 12 May 2026
Cook, covered, until an instant-read thermometer inserted into thickest portion of chicken breast registers 160°F and thighs and legs register 180°F, 25 to 30 minutes, basting every 5 minutes.
—Jasmine Smith, Southern Living, 9 May 2026
Keep your meat thermometer handy; this lean cut becomes tough when cooked beyond medium-rare.
—Zaynab Issa, Bon Appetit Magazine, 8 May 2026
From time to time the thermometer flirts with 70.
—Moira McCarthy, Boston Herald, 7 May 2026
See All Example Sentences for thermometer
Cite this Entry
“Thermometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thermometer. Accessed 13 May. 2026.
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Medical Definition
thermometer
noun
ther·mom·e·ter
thə(r)-ˈmäm-ət-ər
: 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
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