Submitted by György Chityil ... on Sat, 01/20/2018 - 01:01 Hierarchy: NounDescription: {{organic chemistry}} Any of a family of spiro compounds derived from hydantoinNgram: spirohydantoinNgram Text: spirohydantoinSource: WiktionaryIssue: 0Wiktionary tag: organic chemistryNgram Count: 1