megaphone
noun/ˈmɛɡəfoʊn/
Frequency rank: #16,036 most common English word
Meaning
a cone-shaped device held to the mouth to amplify and direct the voice.

Example sentence
The coach used megaphone to make sure every player could hear the instructions clearly.
Synonyms & related words
- bullhorn
- loudspeaker
- amplifier
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