Submitted by György Chityil ... on Sat, 01/20/2018 - 01:15 Hierarchy: NounDescription: {{organic compound}} Either of twenty-four isomers of the polychlorinated biphenyl containing three chlorine atomsNgram: trichlorobiphenylNgram Text: trichlorobiphenylSource: WiktionaryIssue: 0Wiktionary tag: organic compoundNgram Count: 1