Added 8 October 2026 coinciding adjective Categories: Describing WordsRare Words adjective ! Definition from WordNet 3.1, Princeton University. More about coinciding at Wordnik → Where our words come from → Occurring or operating at the same time. a series of coincident events Related Words: coincidentconcurrentsynchronoussimultaneoussynchroniccoincidentalcongruentsynchronalcooccurringcorrespondingmatching Back to today's word