deteriorate

verb
de·​te·​ri·​o·​rate | \ di-ˈtir-ē-ə-ˌrāt How to pronounce deteriorate (audio) , dē-\
deteriorated; deteriorating

Definition of deteriorate

transitive verb

1 : to make inferior in quality or value : impair Exposure to sunlight may deteriorate the paint.

intransitive verb

: to become impaired in quality, functioning, or condition : degenerate allowed a tradition of academic excellence to deteriorate his health deteriorated

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Other Words from deteriorate

deteriorative \ di-​ˈtir-​ē-​ə-​ˌrā-​tiv How to pronounce deteriorative (audio) , dē-​ \ adjective

Examples of deteriorate in a Sentence

efforts to save a deteriorating rain forest Exposure to rain and sun will gradually deteriorate the paint.

Recent Examples on the Web

Resurgent trade tensions in May and deteriorating conditions in Europe and Asia now appear to be pushing the Fed to consider its first rate cut in more than 10 years. Michael Wursthorn And Nathan Allen, WSJ, "Health-Care Rally Helps Lift Dow to Record Close," 11 July 2019 He will only be released from prison if authorities find his condition is deteriorating, in which case he will be moved to a hospital for medical attention. Swati Gupta And Ella Hurworth, CNN, "India's 'Dosa King' begins life in jail over murder of young woman's husband," 11 July 2019 State regulators cited, among other things, the deteriorating financial condition of PrimaryHealth’s parent company. oregonlive.com, "Trillium, PacificSource win in $6 billion CCO beauty contest," 9 July 2019 Both religious leaders, in the wake of migrant deaths, family separations, deteriorating conditions and deployment of more military, condemned their governments for putting the lives of migrants in greater danger. Dallas News, "El Paso bishop condemns U.S., Mexico immigration policy as he escorts family across bridge," 27 June 2019 Unions also complain of deteriorating factory conditions and mounting pressure to increase productivity. CBS News, "World's biggest Nutella factory blocked by French workers," 4 June 2019 The region provides major inputs to the hippocampus — and is also one of the first areas of the brain to deteriorate in Alzheimer’s disease, which affects both navigation and memory. Quanta Magazine, "The Brain Maps Out Ideas and Memories Like Spaces," 14 Jan. 2019 Examples include sickle cell disease, which affects many African Americans, and Huntington’s disease, which deteriorates nerve cells in the brain. Brian Resnick, Vox, "Genetics has learned a ton — mostly about white people. That’s a problem.," 27 Oct. 2018 The deteriorating security situation also forced a humiliating scaling down of a flag raising ceremony meant to be a focus of national pride. Time Staff, Time, "On the Anniversary of Its Return to Chinese Sovereignty, Hong Kong Flies the Rebel Flag," 1 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deteriorate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of deteriorate

1572, in the meaning defined at transitive sense 1

History and Etymology for deteriorate

Late Latin deterioratus, past participle of deteriorare, from Latin deterior worse, from de- + -ter (suffix as in Latin uter which of two) + -ior (comparative suffix) — more at whether entry 2, -er

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Statistics for deteriorate

Last Updated

18 Jul 2019

Look-up Popularity

Time Traveler for deteriorate

The first known use of deteriorate was in 1572

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More Definitions for deteriorate

deteriorate

verb

English Language Learners Definition of deteriorate

: to become worse as time passes
: to make (something) worse

deteriorate

verb
de·​te·​ri·​o·​rate | \ di-ˈtir-ē-ə-ˌrāt How to pronounce deteriorate (audio) \
deteriorated; deteriorating

Kids Definition of deteriorate

: to make or become worse or of less value Their relationship deteriorated.

deteriorate

intransitive verb
de·​te·​ri·​o·​rate | \ di-ˈtir-ē-ə-ˌrāt How to pronounce deteriorate (audio) \
deteriorated; deteriorating

Medical Definition of deteriorate

: to become impaired in quality, functioning, or condition : degenerate her health deteriorated deteriorating vision

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Comments on deteriorate

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