deterioration

[ dih-teer-ee-uh-rey-shuh n ]
/ dɪˌtɪər i əˈreɪ ʃən /

noun

the act or process of deteriorating.
the state or condition of having deteriorated.
a gradual decline, as in quality, serviceability, or vigor.

Origin of deterioration

1650–60; < Late Latin dēteriōrātiōn- (stem of dēteriōrātiō), equivalent to dēteriōrāt(us) (see deteriorate) + -iōn- -ion

Related forms

non·de·te·ri·o·ra·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for deterioration

Medicine definitions for deterioration

deterioration

[ dĭ-tîr′ē-ə-rāshən ]

n.

The process or condition of becoming worse.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.