(v. t.) To emit foam; to froth; -- said of the emission of yeast from beer in course of fermentation.
(n.) Any plant of the genus Euphorbia. See Euphorbia.
Example Sentences:
(1) The toxic and irritant principles of the seed oil and of the latex of the caper spurge (Euphorbia lathyris L.) were isolated together with several non irritants of similar chemical structure.