noun

deterioration

dih-teer-ee-uh-RAY-shun/dɪˌtɪriəˈreɪʃn/

The process of becoming worse in condition, quality, or value.

The watering cans show progressive deterioration through increasingly severe corrosion.

Matching blue watering cans show progressively severe corrosion.
Etymology

The underlying Latin verb expresses getting or making worse; deterioration names that process rather than merely a poor condition. The noun may have been formed in English or borrowed from French.

In context

SCHPPB0:33
the deterioration of Timber elements can result from rot fungal Decay bacteria Marine borers or insects
Deterioration and Damage

More examples

  • Doctors monitor her closely for any deterioration in her health.
  • Water damage causes rapid deterioration of the wooden beams.
  • The report describes a steady deterioration in relations between the countries.

Forms

deterioration

deteriorate verb — To become worse in condition or quality.

Similar words

decline
Can describe decreasing quantity as well as worsening quality.
decay
Emphasizes gradual breakdown, especially through rotting or neglect.
degradation
Often emphasizes damage that reduces quality, usefulness, or integrity.