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emulsion

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e⋅mul⋅sion

  [i-muhl-shuhn]
Use emulsion in a Sentence
–noun
1. Physical Chemistry. any colloidal suspension of a liquid in another liquid.
2. such a suspension used in cosmetics.
3. 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.
4. 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.
Origin:
1605–15; < NL ēmulsiōn- (s. of ēmulsiō), equiv. to L ēmuls(us) milked out (ē- e- + mulsus, ptp. of mulgēre to milk) + -iōn- -ion

Related forms:
e⋅mul⋅sive, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Screen Printing Supplies
Ink, Emulsion, Reclaim, Tack, Screens and more call 702-502-3079
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e·mul·sion   (ĭ-mŭl'shən)   
n.  

  1. A suspension of small globules of one liquid in a second liquid with which the first will not mix: an emulsion of oil in vinegar.

  2. A photosensitive coating, usually of silver halide grains in a thin gelatin layer, on photographic film, paper, or glass.


[New Latin ēmulsiō, ēmulsiōn-, from Latin ēmulsus, past participle of ēmulgēre, to milk out : ē-, ex-, ex- + mulgēre, to milk; see melg- in Indo-European roots.]
e·mul'sive adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

emulsion 
1612, from Fr. emulsion, from L. emulsus, pp. of emulgere "to milk out," from ex- "out" + mulgere "to milk." Milk is a classic instance of an emulsion, drops of one liquid dispersed throughout another. Emulsify is from 1859.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: emul·sion
Pronunciation: i-'m&l-sh&n
Function: noun
1 a : a system (as fat in milk) consisting of a liquid dispersed withor without an emulsifier in an immiscible liquid usually in droplets of larger than colloidal size b : the state of such a system
2 : SUSPENSION 2; especially : a suspension of a sensitive silver salt or a mixture of halides of silver in aviscous medium (as a gelatin solution) forming a coating on photographic plates, film, or paper —emul·sive /-'m&l-siv/ adjective
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

emulsion e·mul·sion (ĭ-mŭl'shən)
n.
A suspension of small globules of one liquid in a second liquid with which the first will not mix.

e·mul'sive adj.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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