Submitted by György Chityil ... on Fri, 01/19/2018 - 20:48 Hierarchy: NounDescription: {{inorganic compound}} A binary compound of boron and fluorine, BF<sub>3</sub>; it is a strong Lewis acid.Ngram: boron trifluorideNgram Text: boron trifluorideSource: WiktionaryIssue: 0Wiktionary tag: inorganic compoundNgram Count: 2