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gelation1

[je-ley-shuh n, juh-]
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noun
  1. solidification by cold; freezing.
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Origin of gelation1

1850–55; < Latin gelātiōn- (stem of gelātiō) a freezing, equivalent to gelāt(us) (see gelatin) + -iōn- -ion

gelation2

[je-ley-shuh n, juh-]
noun Physical Chemistry.
  1. the process of gelling.
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Origin of gelation2

First recorded in 1910–15; gel + -ation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for gelation

Historical Examples

  • The effect on gelation is also illustrated by the change of viscosity of the sol with time.

    Animal Proteins

    Hugh Garner Bennett

  • The kind of vessel in which gelation is induced varies widely in different factories.

    Animal Proteins

    Hugh Garner Bennett

  • On the other hand, many gels cannot be reconverted into sols; that is, the "gelation" process is irreversible.

    The Chemistry of Plant Life

    Roscoe Wilfred Thatcher


British Dictionary definitions for gelation

gelation1

noun
  1. the act or process of freezing a liquid
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Word Origin

C19: from Latin gelātiō a freezing; see gelatine

gelation2

noun
  1. the act or process of forming into a gel
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Word Origin

C20: from gel
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

gelation in Medicine

gelation

(jĕ-lāshən)
n.
  1. Solidification by cooling or freezing.
  2. The process of forming a gel.
  3. Transformation of a sol into a gel.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.