cryogenic

adjective

cryo·​gen·​ic ˌkrī-ə-ˈje-nik 

1

a

: of or relating to the production of very low temperatures

b

: being or relating to very low temperatures

2

a

: requiring or involving the use of a cryogenic temperature

b

: requiring cryogenic storage

c

: suitable for storage of a cryogenic substance

cryogenically

ˌkrī-ə-ˈje-ni-k(ə-)lē 

adverb

Examples of cryogenic in a Sentence

Recent Examples on the Web

For the most part, the remainder of the fueling process will involve replenishing and topping off liquid oxygen fuel, but a significant chunk of the work to get more than 700,000 gallons of cryogenic propellant into the booster is done. —Charlie Gile, NBC news, 1 Apr. 2026

Fueling switched to a fast fill of the cryogenic liquid hydrogen into the core stage of the SLS having completing the initial slow fill phase used to make sure there are no leaks. —Richard Tribou, The Orlando Sentinel, 1 Apr. 2026

This is made worse by the fact that handling cryogenic hydrogen is extremely difficult, expensive, and requires a lot of specialized gear. —David Szondy march 26, New Atlas, 26 Mar. 2026

Here’s a deeper look at helium’s industrial role: Helium is a byproduct of natural gas production, when it’s separated out by cryogenic distillation. —Kelvin Chan, Fortune, 21 Mar. 2026

Word History

Etymology

cryo- + -genic

First Known Use

1896, in the meaning defined at sense 1a

Rhymes for cryogenic

• asthenic
• edenic
• eugenic
• hellenic
• myasthenic
• naphthenic
• transgenic
• allergenic
• androgenic
• antigenic
• authigenic
• autogenic

Medical Definition

cryogenic

adjective

cryo·​gen·​ic ˌkrī-ə-ˈjen-ik 

1

a

: of or relating to the production of very low temperatures

b

: being or relating to very low temperatures

2

: requiring or involving the use of a cryogenic temperature

cryogenic surgery

cryogenic arterial thrombolysis

cryogenically

-i-k(ə-)lē 

adverb