D defs.my
Entry 1 sense Webster, 1913

cryometer

· cry·om·e·ter · IPA
01 n. A thermometer for the measurement of low temperatures, esp. such an instrument containing alcohol or some other liquid of a lower freezing …
  1. 1.
    A thermometer for the measurement of low temperatures, esp. such an instrument containing alcohol or some other liquid of a lower freezing point than mercury.(Physics)