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diacoustics |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Diacoustics \Di`a*cous"tics\, n. [Cf. F. diacoustique.] That branch of natural philosophy which treats of the properties of sound as affected by passing through different mediums; -- called also {diaphonics}. See the Note under {Acoustics}.