quadraphony

[ kwo-draf-uh-nee ]
/ kwɒˈdræf ə ni /

noun

high-fidelity sound reproduction involving signals transmitted through four different channels.

Origin of quadraphony

1965–70; quadra-, variant of quadri- + -phony
Also called quad·ra·phon·ics [kwod-ruh-fon-iks] /ˌkwɒd rəˈfɒn ɪks/, quadriphonics, quad·ra·son·ics [kwod-ruh-son-iks] /ˌkwɒd rəˈsɒn ɪks/, quadrisonics.

Definition for quadrisonics (2 of 2)

quadriphonics

[ kwod-ruh-fon-iks ]
/ ˌkwɒd rəˈfɒn ɪks /

noun (used with a singular verb)

Origin of quadriphonics

see origin at quadraphonic, -ics
Also called quad·ri·son·ics [kwod-ruh-son-iks] /ˌkwɒd rəˈsɒn ɪks/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019