ERUCTATION

eructation. Eructation, n. a belch, a sudden burst of wind upward

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Er′uc‐ta″tion (?), n. [[L. eructatio: cf. F. éructation.]] 1. 1. The act of belching wind from the stomach; a belch.
2. 2. A violent belching out or emitting, as of gaseous or other matter from the crater of a volcano, geyser, etc.