emulsion [ ih- muhl-sh uh n ] SHOW IPA / ɪˈmʌl ʃən / PHONETIC RESPELLING noun . Physical Chemistry any colloidal suspension of a liquid in another liquid. such a suspension used in cosmetics. . Pharmacology a liquid preparation consisting of two completely immiscible liquids, one of which, as minute globules coated by a gum or other mucilaginous substance, is dispersed throughout the other: used as a means of making a medicine palatable. . Photography a composition sensitive to some or all of the actinic rays of light, consisting of one or more of the silver halides suspended in gelatin, applied in a thin layer to one surface of a film or the like. RELATED WORDS varnish
gloss Nearby words emulously
en ami Origin of emulsion 1605–15;
New Latin ēmulsiōn-
), equivalent to
) milked out (
ē- e- 1
past participle of
to milk) +
-iōn- -ion Related forms e·mul·sive, adjective
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for emulsion
At all events, let your preservative stand while you filter your
emulsion is cold and semi-solid, use several parts of warm water at first.
According to modern ideas, no true miscibility exists, but a suspension or
emulsion is formed (see Ostwald, p. 237).
Dr. Sampson being duly invited asked if he should bring his
Emulsion. British Dictionary definitions for emulsion noun photog a light-sensitive coating on a base, such as paper or film, consisting of fine grains of silver bromide suspended in gelatine chem a colloid in which both phases are liquids an oil-in-water emulsion Also called: emulsion paint a type of paint in which the pigment is suspended in a vehicle, usually a synthetic resin, that is dispersed in water as an emulsion. It usually gives a mat finish pharmacol a mixture in which an oily medicine is dispersed in another liquid any liquid resembling milk Derived Forms emulsive, adjective Word Origin for emulsion
C17: from New Latin
ēmulsiō, from Latin ēmulsus milked out, from ēmulgēre to milk out, drain out, from mulgēre to milk
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for emulsion n.
1610s, from French
émulsion (16c.), from Modern Latin emulsionem (nominative emulsio), from emulsus, past participle of emulgere "to milk out," from ex- "out" (see ex-) + mulgere "to milk" (see milk (n.)). Milk is a classic instance of an emulsion, drops of one liquid dispersed throughout another.
Online Etymology Dictionary, © 2010 Douglas Harper
Medicine definitions for emulsion n. A suspension of small globules of one liquid in a second liquid with which the first will not mix. Related forms e•mul ′sive adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for emulsion A suspension of tiny droplets of one liquid in a second liquid. By making an emulsion, one can mix two liquids that ordinarily do not mix well, such as oil and water. Compare aerosol foam. Related forms emulsify verb
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.