'Polyacoustic' definitions:

Definition of 'Polyacoustic'

From: GCIDE
  • Polyacoustic \Pol`y*a*cous"tic\, a. [Poly- + acoustic: cf. F. polyacoustique.] Multiplying or magnifying sound. -- n. A polyacoustic instrument. [1913 Webster]

Words containing 'Polyacoustic'