Added 9 October 2026 supposedly /səˈpəʊ̯.zɪd.li/ adverb Categories: Describing WordsUncommon Words adverb ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about supposedly at Wordnik → Where our words come from → Believed or reputed to be the case. Related Words: purportedlypresumedpurportedpresumablypossiblyreportedlyarguablyprobablylikelyallegedreputedlyallegedly Back to today's word