Emulsion meaning

ĭ-mŭlshən
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The definition of an emulsion is a suspension where an unmixable liquid is held in another liquid.

An example of an emulsion is oil in vinegar.

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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.

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A photosensitive coating, usually of silver halide grains in a thin gelatin layer, on photographic film, paper, or glass.
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A stable colloidal suspension, as milk, consisting of an immiscible liquid dispersed and held in another liquid by substances called emulsifiers.
  • Such a suspension used as a vehicle for medication.
  • A suspension of a salt of silver, platinum, etc. in gelatin or collodion, used to coat plates, film, and paper.
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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.
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Origin of emulsion

  • New Latin ēmulsiō ēmulsiōn- from Latin ēmulsus past participle of ēmulgēre to milk out ē-, ex- ex- mulgēre to milk melg- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition