What does "thermometer" mean?

An apparatus used to measure temperature.

How do you pronounce "thermometer"?

Pronounced //θɚˈmɒmɪtɚ//.

Common synonyms include: calorimeter, classroom thermometer, clinical thermometer, cryometer, data source, direction finder.

/θɚˈmɒmɪtɚ/ noun

noun ·Uncommon ·Advanced level

Noun

1
An apparatus used to measure temperature.
"Towards the following morning, the thermometer fell to 5°; and at daylight, there was not an atom of water to be seen in any direction."
2
measuring instrument for measuring temperature wordnet

"The nurse took his temperature with a thermometer."

Borrowed from French thermomètre; equivalent to thermo- + -meter.