Submitted by György Chityil ... on Fri, 01/19/2018 - 17:04 Hierarchy: NounDescription: {{acoustics}} In a speaker, the thin, semi-rigid membrane which vibrates to produce sound.Ngram: diaphragmNgram Text: diaphragmSource: WiktionaryIssue: 0Wiktionary tag: acousticsNgram Count: 1Wikokit WikiText ID: 524104