contemporaneous

/kənˌtɛmpəˈreɪniəs/
adjective
  1. Existing or occurring at the same time as something else.
    • Historians found documents contemporaneous with the event.
    • The fossils were contemporaneous with the dinosaurs.
    • The two artists were contemporaneous, though they never met.
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What does "contemporaneous" mean? | whatsthatwordmean | whatsthatwordmean