Submitted by György Chityil ... on Fri, 01/19/2018 - 21:56 Hierarchy: AdjectiveDescription: Expressing or indicative of incredulity. {{defdate|from 17th c.}}Ngram: incredulousNgram Text: incredulousSource: WiktionaryIssue: 0Wiktionary tag: from 17th c.Ngram Count: 1