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hydrolysis

[hahy-drol-uh-sis]
noun, plural hy·drol·y·ses [hahy-drol-uh-seez] /haɪˈdrɒl əˌsiz/.
  1. chemical decomposition in which a compound is split into other compounds by reacting with water.
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Origin of hydrolysis

First recorded in 1875–80; hydro-1 + -lysis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for hydrolysis

Historical Examples

  • What are the products of hydrolysis when stannic chloride is used as a mordant?

    An Elementary Study of Chemistry

    William McPherson

  • Cellobiose is a disaccharide which results from the hydrolysis of cellulose.

    The Chemistry of Plant Life

    Roscoe Wilfred Thatcher

  • On hydrolysis, it yields glucose, arabinose, and d-mandelo nitrile.

    The Chemistry of Plant Life

    Roscoe Wilfred Thatcher

  • Glycerine is also prepared from fats by hydrolysis with superheated steam.

    The Chemistry of Plant Life

    Roscoe Wilfred Thatcher

  • It aids in the hydrolysis of the starch for the use of the growing embryo.

    The Chemistry of Plant Life

    Roscoe Wilfred Thatcher


British Dictionary definitions for hydrolysis

hydrolysis

noun
  1. a chemical reaction in which a compound reacts with water to produce other compounds
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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 hydrolysis

n.

"chemical decomposition by water," 1880, formed in English from hydro- + Greek lysis "a loosening, a dissolution," from lyein "to loosen, dissolve" (see lose).

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Online Etymology Dictionary, © 2010 Douglas Harper

hydrolysis in Medicine

hydrolysis

(hī-drŏlĭ-sĭs)
n.
  1. Decomposition of a chemical compound by reaction with water, such as the dissociation of a dissolved salt or the catalytic conversion of starch to glucose.
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Related formshy′dro•lytic (-drə-lĭtĭk) adj.hydro•lyze′ (-drə-līz) v.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

hydrolysis in Science

hydrolysis

[hī-drŏlĭ-sĭs]
  1. The reaction of water with another chemical compound to form two or more products, involving the ionization of the water molecule and usually splitting the other compound. The proteins, fats, and complex carbohydrates in food are broken down in the body by hydrolysis that is catalyzed by enzymes in the digestive tract.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.