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Webster 1913 Edition

Diacoustic

Diˊa-cous′tic

,

Adj.

[Pref.

di-

+

acoustic

.]

Pertaining to the science or doctrine of refracted sounds.

Webster 1828 Edition

Diacoustic

DIACOUSTIC

,

Adj.

[Gr., to hear.] Pertaining to the science or doctrine of refracted sounds.