9 Grammatical Pitfalls


[dih-teer-ee-uh-rey-shuh n] /dɪˌtɪər i əˈreɪ ʃən/
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
nondeterioration, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for deterioration
  • The deterioration of a government begins almost always by the decay of its principles.
  • Some elderly people may be confused, lethargic, and show general deterioration.
  • Despite early diagnosis, audacious denial in the face of its increasingly severe symptoms led to its deterioration and demise.
  • There is nothing inevitable about this deterioration.
  • Patients with adenocarcinoma have a worse prognosis and usually more rapid deterioration.
  • Halting that deterioration and restoring the exterior would be a huge task because of the sheer scale of the building.
  • There seemed to be real and rapid deterioration in her mood.
  • The labour market pivoted late last autumn, from deterioration to improvement.
  • Overfishing and deterioration of their habitat has stressed blue crab populations throughout much of their range.
  • The signs of mental health deterioration have been red flag for a few years now.
Word Origin and History for deterioration

1650s, possibly a native formation, or else from French détérioration (15c.), noun of action from détériorer, from Late Latin deteriorare (see deteriorate).

Online Etymology Dictionary, © 2010 Douglas Harper
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deterioration in Medicine

deterioration de·te·ri·o·ra·tion (dĭ-tēr'ē-ə-rā'shən)
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.
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