A trumpet-shaped acoustic device to intensify and direct the human voice; formerly held to the ear by a hard-of-hearing person.
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"Speaking trumpet" Quotes from Famous Books ![]() ![]() — Narrative of a Voyage to India; of a Shipwreck on board the Lady Castlereagh; and a Description of New South Wales • W. B. Cramp |
Words linked to "Speaking trumpet" : acoustic device |
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