speaking trumpet
Học thuậtThân thiện
Definition
Noun: A speaking trumpet is a trumpet-shaped acoustic device designed to amplify and direct the sound of a human voice. Historically, it was also used by placing the smaller end to the ear as a hearing aid for individuals who were hard of hearing.
Usage
The term "speaking trumpet" refers specifically to the acoustic device itself. It is used to describe both its primary function (amplifying speech) and its historical secondary function (aiding hearing).
Examples
- The ship's captain used a speaking trumpet to shout orders over the noise of the storm.
- Before electronic hearing aids, a speaking trumpet was a common assistive device.
- Museums often display antique speaking trumpets made of metal or horn.
Advanced Usage
- Historical Context: The speaking trumpet is a precursor to modern electro-acoustic amplification and hearing aid technology. Its use highlights historical methods of sound projection and assistance.
Variants and Related Words
- Megaphone (noun): A modern, typically cone-shaped device used to amplify the voice. While functionally similar, a "megaphone" is generally not used as a hearing aid, whereas "speaking trumpet" often carries that historical connotation.
- Ear trumpet (noun): A historical hearing aid, typically funnel-shaped and held to the ear. This term emphasizes the listening function, while "speaking trumpet" emphasizes the speaking function, though the devices were often similar or identical.
Synonyms
- Acoustic amplifier
- Voice projector
Related Idioms or Phrases
- (To speak) through a speaking trumpet: To address an audience using this device, often implying a need to be heard over distance or noise.
- The commander had to speak through a speaking trumpet to address the entire regiment.
Noun
- a trumpet-shaped acoustic device to intensify and direct the human voice; formerly held to the ear by a hard-of-hearing person