Ef`fer*ves"cence (?), Ef`fer*ves"cen*cy (?), n. [Cf. F. effervescence.]

A kind of natural ebullition; that commotion of a fluid which takes place when some part of the mass flies off in a gaseous form, producing innumerable small bubbles; as, the effervescence of a carbonate with citric acid.


© Webster 1913.

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