Submitted by György Chityil ... on Fri, 01/19/2018 - 17:08 Hierarchy: InitialismDescription: {{physics}} '''C'''enter '''O'''f '''M'''ass, or '''C'''enter '''O'''f '''M'''omentum.Ngram: COMNgram Text: COMSource: WiktionaryIssue: 0Wiktionary tag: physicsNgram Count: 1