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Speaker | the presiding officer of a deliberative assembly | ||
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speaker, loudspeaker, speaker unit, loudspeaker system, speaker system | electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance | ||
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speaker, talker, utterer, verbalizer, verbaliser | someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous) |