cryophorus

Fron cryo- +‎ Ancient Greek -φόρος (-phóros, “bearing”).

cryophorus (plural cryophoruses)

1. (chemistry) An instrument used to illustrate the freezing of water by its own evaporation. Typically, it consists of two glass bulbs connected by a tube and containing only a quantity of water and water vapour, devoid of air. When one bulb is subjected to freezing temperature, the other freezes.

   Synonym: frost-bearer

• “cryophorus”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.