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Ebullition

1. A boiling or bubbling up of a liquid; the motion produced in a liquid by its rapid conversion into vapor.

2. Effervescence occasioned by fermentation or by any other process which causes the liberation of a gas or an aeriform fluid, as in the mixture of an acid with a carbonated alkali. [Formerly written bullition.

3. A sudden burst or violent display; an outburst; as, an ebullition of anger or ill temper.

Origin: f. Ebullition, L. Ebullitio, fr. Ebullire. See Ebullient.