Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A pneumatic type of sound-playback device used in the early part of the twentieth century.

from the GNU version of the Collaborative International Dictionary of English

  • n. A pneumatic reproducer for a phonograph, controlled by the recording stylus on the principle of the relay. It produces much clearer and louder tones than does the ordinary vibrating disk reproducer.

from The Century Dictionary and Cyclopedia

  • n. A device for increasing the loudness of the sounds produced by a phonograph. See the extract.

Etymologies

Formed from Ancient Greek αὐξητός (auksētos, "that can be increased") + φωνή (phōnē, "sound"). (Wiktionary)

Examples

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