deterioration








noun

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

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

n.

  1. The process or condition of becoming worse.
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