[ dee-muhl-suh-fahy ]
/ diˈmʌl səˌfaɪ /

verb (used with object), de·mul·si·fied, de·mul·si·fy·ing. Physical Chemistry.

to break down (an emulsion) into separate substances incapable of re-forming the emulsion that was broken down.

Origin of demulsify

Related forms

de·mul·si·fi·ca·tion, nounde·mul·si·fi·er, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for demulsify


/ (diːˈmʌlsɪˌfaɪ) /

verb -fies, -fying or -fied

to undergo or cause to undergo a process in which an emulsion is permanently broken down into its constituents

Derived Forms

demulsification, noundemulsifier, noun

Word Origin for demulsify

C20: from de- + emulsify
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012