n. [ F. ébullition, L. ebullitio, fr. ebullire. See Ebullient. ] 1. A boiling or bubbling up of a liquid; the motion produced in a liquid by its rapid conversion into vapor. [ 1913 Webster ]

2. Effervescence occasioned by fermentation or by any other process which causes the liberation of a gas or an aëriform fluid, as in the mixture of an acid with a carbonated alkali. [ Formerly written bullition. ] [ 1913 Webster ]

3. A sudden burst or violent display; an outburst; as, an ebullition of anger or ill temper. [ 1913 Webster ]