despumate

/ (dɪˈspjuːmeɪt, ˈdɛspjʊˌmeɪt) /

verb

(tr) to clarify or purify (a liquid) by skimming a scum from its surface
(intr) (of a liquid) to form a scum or froth

Derived forms of despumate

despumation, noun

Word Origin for despumate

C17: from Latin dēspūmāre to skim off, from de- + spūma foam, froth