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otacousticOTACOUS'TIC, a. [Gr. ears, and to hear.] Assisting the sense of hearing; as an otacoustic instrument. OTACOUS'TIC, n. An instrument to facilitate hearing. |
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otacousticOTACOUS'TIC, a. [Gr. ears, and to hear.] Assisting the sense of hearing; as an otacoustic instrument. OTACOUS'TIC, n. An instrument to facilitate hearing. |