co-oc·​cur | \ ˌkō-ə-ˈkər How to pronounce co-occur (audio) \
co-occurred; co-occurring

Definition of co-occur

intransitive verb

: to occur at the same time or in the same place symptoms that often co-occur co-occurring species … certain words co-occur or collocate regularly with certain other words.— Morton Benson

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Other Words from co-occur

co-occurrence \ ˌkō-​ə-​ˈkər-​ən(t)s How to pronounce co-occurrence (audio) \ noun, plural co-occurrences
co-occurrence of the reactions co-occurrence of two diseases

First Known Use of co-occur

1957, in the meaning defined above

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The first known use of co-occur was in 1957

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Cite this Entry

“Co-occur.” The Dictionary, Merriam-Webster Inc., Accessed 7 December 2019.

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