Hypertext Webster Gateway: "emulsion"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Emulsion \E*mul"sion\, n. [From L. emulgere, emulsum: cf. F.
['e]mulsion. See {Emulge}.]
Any liquid preparation of a color and consistency resembling
milk; as:
(a) In pharmacy, an extract of seeds, or a mixture of oil and
water united by a mucilaginous substance.
(b) In photography, a liquid preparation of collodion holding
salt of silver, used in the photographic process.
From WordNet (r) 1.7 (wn)
emulsion
n 1: (chemistry) a colloid in which both phases are liquids; "an
oil-in-water emulsion"
2: a light-sensitive coating on paper or film; consists of fine
grains of silver bromide suspended in a gelatin [syn: {photographic
emulsion}]
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