Submitted by György Chityil ... on Sat, 01/20/2018 - 00:57 Hierarchy: NounDescription: {{chemistry}} Any sulphide containing three sulphur atoms for every two metal atoms.Ngram: sesquisulphideNgram Text: sesquisulphideSource: WiktionaryIssue: 0Wiktionary tag: chemistryNgram Count: 1