soffione

noun
sof·​fi·​o·​ne | \ ˌsäfēˈōnē, ˌsōf-, -ō(ˌ)nā\
plural soffioni\ -​ō(ˌ)nē \

Definition of soffione

: a jet of steam usually accompanied by other vapors that issues from the ground in a volcanic region

History and Etymology for soffione

Italian, from augmentative of soffio puff, blast, from soffiare to blow, from Latin sufflare to inflate, blow upon

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