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Word

coincide

verb C1
/ˌkoʊɪnˈsaɪd/

Meanings

verb

to happen at the same time

coincide: to happen at the same time
verb

to match or be in agreement (of facts, ideas, or results)

coincide: to match or be in agreement (of facts, ideas, or results)

Definition

To coincide means to happen at the same time or to match exactly.

If two events coincide, they happen at the same time, often by chance or design. If ideas, accounts, or results coincide, they agree or match closely. The verb is common in formal and academic writing when describing timing or agreement between things.

Examples

  • The conference dates coincide with the city’s annual festival, so hotels are already fully booked.
  • My notes coincide with his recollection of what was said, which makes the timeline easier to trust.
  • Her decision to resign happened to coincide with a major change in leadership.
  • Their experimental results coincide remarkably well with the predictions from the model.
  • The eclipse will coincide with sunset, creating an unusually dramatic sky.

Common mistake

Learners often forget the preposition and say "coincide something" instead of "coincide with something."