Definition: A boiling or bubbling up of a liquid; the motion
produced in a liquid by its rapid conversion into vapor.
Definition: 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.
Definition: A sudden burst or violent display; an outburst; as, an
ebullition of anger or ill temper.