Meaning of cryovolcanism in English:

cryovolcanism

Pronunciation /ˌkrʌɪə(ʊ)ˈvɒlkənɪz(ə)m/

noun

Astronomy
  • Eruptive or intrusive processes analogous to volcanism occurring at low temperatures in the icy crusts of certain planets and satellites, typically involving liquid or gaseous water, methane, nitrogen, etc.

Origin

1980s. From cryo- + volcanism.