C1verbformalhealthenvironment
US/dɪˈtɪr.i.ə.reɪt/
UK/dɪˈtɪə.ri.ə.reɪt/
to become worse in quality, condition or strength over time
In context
The weather deteriorated quickly, and the flight was canceled.
His health began to deteriorate after he turned eighty.
Relations between the two countries have deteriorated sharply this year.
Words that go with deteriorate
verb + adverb
- deteriorate rapidlyThe patient's condition deteriorated rapidly overnight.
- deteriorate sharplyAir quality deteriorated sharply in the afternoon.
adverb + verb
- gradually deteriorateThe old bridge will gradually deteriorate without repair.
- steadily deteriorateHis eyesight has steadily deteriorated over the years.
verb + preposition
- deteriorate intoThe argument deteriorated into a fight.
- deteriorate over timePaper deteriorates over time if it gets damp.
Common mistakes
Incorrect:
The situation is deteriorating down.Correct: The situation is deteriorating.