deteriorative

deteriorate

[dih-teer-ee-uh-reyt]
verb (used with object), verb (used without object), deteriorated, deteriorating.
1.
to make or become worse or inferior in character, quality, value, etc.
2.
to disintegrate or wear away.

Origin:
1565–75; < Late Latin dēteriōrātus made worse (past participle of dēteriōrāre), equivalent to Latin dēterior worse ( from + -ter- formative in adjectives of spatial orientation (cf. exterior, interior) + -ior comparative suffix) + -ātus -ate1

deteriorative, adjective
undeteriorated, adjective
undeteriorating, adjective
undeteriorative, adjective


1. degenerate, decline, worsen.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
deteriorate (dɪˈtɪərɪəˌreɪt)
 
vb
1.  to make or become worse or lower in quality, value, character, etc; depreciate
2.  (intr) to wear away or disintegrate
 
[C16: from Late Latin dēteriōrāre, from Latin dēterior worse]
 
deterio'ration
 
n
 
de'teriorative
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

deteriorate
1570s, from L.L. deterioratus, pp. of deteriorare "get worse," from L. deterior "worse," contrastive of *deter "bad, lower," from PIE *de-tero-, from demonstrative stem *de- (see de). Originally transitive in English; intransitive sense is from 1758.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

deteriorate de·te·ri·o·rate (dĭ-tēr'ē-ə-rāt')
v. de·te·ri·o·rat·ed, de·te·ri·o·rat·ing, de·te·ri·o·rates

  1. To grow worse in function or condition.

  2. To weaken or disintegrate.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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