| ANTISTROPHONS | • ANTISTROPHON n. an argument retorted on an opponent. |
| CACOPHONOUSLY | • cacophonously adv. In a cacophonous manner. • CACOPHONOUS adv. discordant, unpleasantly noisy, also CACOPHONIC, CACOPHONICAL, CACOPHONIOUS. |
| DETECTOPHONES | • DETECTOPHONE n. a secret telephone for eavesdropping. |
| ELECTROPHONES | • electrophones n. Plural of electrophone. • ELECTROPHONE n. any instrument whose sound is produced by the oscillation of an electric current, such as an electronic organ, synthesizer, etc. |
| ELECTROPHONIC | • electrophonic adj. Relating to electronic equipment to produce sound (this adjectival sense is not comparable). • electrophonic adj. Resembling in sound that produced by such equipment. • ELECTROPHONIC adj. of or like an electrophone. |
| GRAMOPHONISTS | • gramophonists n. Plural of gramophonist. • GRAMOPHONIST n. one who plays a gramophone. |
| HETEROPHONIES | • heterophonies n. Plural of heterophony. • HETEROPHONY n. an independent variation on a single melody by two or more voices. |
| KALEIDOPHONES | • kaleidophones n. Plural of kaleidophone. • KALEIDOPHONE n. an instrument for demonstrating sound waves by lines of light. |
| METALLOPHONES | • metallophones n. Plural of metallophone. • METALLOPHONE n. an instrument like a xylophone with metal bars, the hammers being operated by hand or by means of a keyboard. |
| MORPHOPHONEME | • morphophoneme n. (Linguistics) One of the units of which the underlying representations of morphemes are composed. • MORPHOPHONEME n. either or any of two or more phonemes which form variant morphs representing one morpheme (as in wife, wives). |
| QUADROPHONICS | • QUADROPHONICS n. a system of sound transmission using a minimum of four speakers, also QUADRAPHONICS, QUADRAPHONY, QUADRIPHONICS, QUADROPHONY. |
| QUADROPHONIES | • QUADROPHONY n. a system of sound transmission using four speakers, also QUADRAPHONICS, QUADRAPHONY, QUADRIPHONICS, QUADROPHONICS. |
| RADIOPHONISTS | • RADIOPHONIST n. one who uses a radiophone. |
| SARRUSOPHONES | • sarrusophones n. Plural of sarrusophone. • SARRUSOPHONE n. a double-reeded musical instrument resembling the bassoon. |
| SPHYGMOPHONES | • sphygmophones n. Plural of sphygmophone. • SPHYGMOPHONE n. an instrument for hearing the pulse. |
| STEREOPHONIES | • STEREOPHONY n. the reproduction of sound. |
| TAUTOPHONICAL | • tautophonical adj. Pertaining to, or characterized by, tautophony; repeating the same sound. • TAUTOPHONICAL adj. relating to tautophony, also TAUTOPHONIC. |
| THEATROPHONES | • THEATROPHONE n. (historical) a telephone connecting callers to a theatre so they can listen to a live performance there. |