cryogen

[ krahy-uh-juh n, -jen ]
/ ˈkraɪ ə dʒən, -ˌdʒɛn /

noun

a substance for producing low temperatures; freezing mixture.

Origin of cryogen

First recorded in 1870–75; cryo- + -gen

British Dictionary definitions for cryogen

cryogen
/ (ˈkraɪədʒən) /

noun

a substance used to produce low temperatures; a freezing mixture

Medical definitions for cryogen

cryogen
[ krīə-jən ]

n.

A liquid, such as liquid nitrogen, that boils at a temperature below about 110 Kelvin (-160°C) and is used to obtain very low temperatures; a refrigerant.