cymatograph

See also: Cymatograph

English

Etymology

κῡμᾰτ- (kūmat-) (kūmat-, the long stem of the Ancient Greek κῦμα (kûma), kūma, “wave”, whence cyma) +‎ -graph; compare cymograph

Pronunciation

• (Received Pronunciation) enPR: sīmăʹtōgräf, sīmăʹtōgrăf; IPA^(key): /saɪˈmætəʊɡɹɑːf/, /saɪˈmætəʊɡɹæf/

Noun

cymatograph (plural cymatographs)

1. (obsolete, rare) An instrument for compounding the resultant of two parallel, simple, harmonic waves.
   • 1885, Nature, XXXII, page 279:

     Prof. S. P. Thompson…had also lent for exhibition…a “cymatograph” (an instrument for compounding the resultant of two parallel, simple, harmonic waves).