Submitted by György Chityil ... on Fri, 01/19/2018 - 16:41 Hierarchy: NounDescription: {{geometry}} A line or vector that is perpendicular to another line, surface, or plane.Ngram: normalNgram Text: normalSource: WiktionaryIssue: 0Wiktionary tag: geometryNgram Count: 1Wikokit WikiText ID: 985756