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casein

[key-seen, -see-in, key-seen]
noun
  1. Biochemistry. a protein precipitated from milk, as by rennet, and forming the basis of cheese and certain plastics.
  2. Fine Arts.
    1. an emulsion made from a solution of this precipitated protein, water, and ammonia carbonate.
    2. a paint in which this emulsion is used as a binder.
    3. a picture produced with this paint and emulsion.
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Origin of casein

1835–45; < Latin cāse(us) cheese1 + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for casein

Contemporary Examples of casein

Historical Examples of casein

  • Control of casein or lactose, on the contrary, is not nearly so practicable.

    The Book of Cheese

    Charles Thom and Walter Warner Fisk

  • There are other tests for casein but they are very complicated.

    The Book of Cheese

    Charles Thom and Walter Warner Fisk

  • It also contains gum and sugar, fat, acids, casein and wood fibre.

    Six Cups of Coffee

    Maria Parloa

  • The fat and the casein are fine particles held in suspension.

    Encyclopedia of Diet

    Eugene Christian

  • I had none, only one jug I kept in casein case I should need it.

    A Little Girl in Old St. Louis

    Amanda Minnie Douglas


British Dictionary definitions for casein

casein

noun
  1. a phosphoprotein, precipitated from milk by the action of rennin, forming the basis of cheese: used in the manufacture of plastics and adhesivesAlso called (US): paracasein
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Word Origin for casein

C19: from Latin cāseus cheese + -in
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

Word Origin and History for casein

n.

principal protein-constituent of milk, forming the basis of cheese, 1841, from French caséine, from Latin caseus "cheese" (see cheese (n.1)) + chemical suffix -ine (2).

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Online Etymology Dictionary, © 2010 Douglas Harper

casein in Medicine

casein

(kāsēn′, -sē-ĭn)
n.
  1. A white, tasteless, odorless protein precipitated from cow's milk by rennin that is the basis of cheese and is used to make plastics, adhesives, paints, and foods.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

casein in Science

casein

[kāsēn′, -sē-ĭn]
  1. A white, tasteless, odorless mixture of related phosphoproteins precipitated from milk by rennin. Casein is very nutritious, as it contains all of the essential amino acids as well as all of the common nonessential ones. It is the basis of cheese and is used to make plastics, adhesives, paints, and foods.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.