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Definition of deteriorate


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de·te·ri·o·rate  audio  (d-tîr--rt) KEY 

VERB:
de·te·ri·o·rat·ed, de·te·ri·o·rat·ing, de·te·ri·o·rates
VERB:
tr.
To diminish or impair in quality, character, or value: Time and neglect had deteriorated the property.
VERB:
intr.
  1. To grow worse; degenerate: The weather deteriorated overnight. His health had deteriorated while he was in prison.
  2. To weaken or disintegrate; decay: The nation's highways are deteriorating at a rapid pace.

ETYMOLOGY:
Late Latin dterirre, dterirt-, from Latin dterior, worse; see de- in Indo-European roots

OTHER FORMS:
de·teri·o·ration(Noun), de·teri·o·rative(Adjective)


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