I. |krīō|jenik adjective
Etymology: cry- + -genic
: of or relating to the production of very low temperatures
II. adjective
1. : being or relating to a very low temperature
a cryogenic temperature of -50° C
2.
a. : requiring or involving the use of a cryogenic temperature
cryogenic surgery
b. : requiring cryogenic storage
c. : suitable for the storage of a cryogenic substance
a cryogenic container
• cry·o·gen·i·cal·ly -nə̇k(ə)lē adverb