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hydrolysis

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hy⋅drol⋅y⋅sis

[hahy-drol-uh-sis]
–noun, plural -ses [-seez] .
chemical decomposition in which a compound is split into other compounds by reacting with water.

Origin:
1875–80; hydro- 1 + -lysis
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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hy·drol·y·sis   (hī-drŏl'ĭ-sĭs)   
n.  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.
hy'dro·lyte' (-līt') n., hy'dro·lyt'ic (-drə-lĭt'ĭk) adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

hydrolysis 
1880, formed in Eng. from hydro-, comb. form of Gk. hydor "water" (see water (n.1)) + lysis "a loosening, a dissolution," from lyein "to loosen, dissolve" (see lose).
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: hy·dro·ly·sis
Pronunciation: hI-'dräl-&-s&s, "hI-dr&-'lI-
Function: noun
: a chemical process ofdecomposition involving the splitting of a bond and the addition of the hydrogen cation and the hydroxide anion of water —hy·dro·lyt·ic /"hI-dr&-'lit-ik/ adjectivehy·dro·lyt·i·cal·ly /-i-k(&-)lE/ adverb
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

hydrolysis hy·drol·y·sis (hī-drŏl'ĭ-sĭs)
n.
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.


hy'dro·lyt'ic (-drə-lĭt'ĭk) adj.
hy'dro·lyze' (-drə-līz) v.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
hydrolysis   (hī-drŏl'ĭ-sĭs)  Pronunciation Key 
The breaking down of a chemical compound into two or more simpler compounds by reacting with water. 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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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