D defs.my
Entry 2 senses Webster, 1913

Calorimeter

/kă'lərĭʹmĭtə/ · Cal·o·rim·e·ter · IPA /ˌkæləˈɹɪmɪtɚ/
01 n. An apparatus for measuring the amount of heat contained in bodies or developed by some mechanical or chemical process, as friction, chemica…
  1. 1.
    An apparatus for measuring the amount of heat contained in bodies or developed by some mechanical or chemical process, as friction, chemical combination, combustion, etc. For combustion processes, a bomb calorimeter may be used.(Physiol.) See: bomb calorimeter
  2. 2.
    An apparatus for measuring the proportion of unevaporated water contained in steam.(Engineering)