- past tense form of deteriorate.
- past participle of deteriorate.
deteriorated
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Her mental health deteriorated after she was told.
From BBC ● Oct. 5, 2026
Teresa said his condition had deteriorated since then and he was having difficulty walking and, due to a feeding tube, struggles to talk.
From BBC ● Sep. 28, 2026
That appears unlikely, too, as relations between the two men have deteriorated.
From The Wall Street Journal ● Sep. 24, 2026
Several thousand, however, have remained in Ceuta, where the situation has since deteriorated, leading to episodes of violence and almost daily demonstrations by the local population.
From Barron's ● Sep. 14, 2026
It was sad how the richer he got, the more his health deteriorated.
From "In the Time of the Butterflies" by Julia Alvarez
