Căt/a-cous'tics, n. sing.
n. sing. [From Gr. κατά, against, and Eng. acoustics, q. v.; Fr. catacoustique.] That part of acoustics which treats of reflected sounds or echoes. Hutton.
n. sing. [From Gr. κατά, against, and Eng. acoustics, q. v.; Fr. catacoustique.] That part of acoustics which treats of reflected sounds or echoes. Hutton.