otacoustic en · ADJ
Etymology
Etymology tree Proto-Indo-European *h₂ew- Proto-Indo-European *-s Proto-Indo-European *h₂ṓws Ancient Greek οὖς (oûs) Ancient Greek ὠτ- (ōt-)der. English ot- Proto-Indo-European *h₂eḱ- ▲ Proto-Indo-European *h₂ṓws Proto-Indo-European *-yéti Proto-Indo-European *h₂ḱh₂owsyéti Proto-Hellenic *akóuhō Ancient Greek ἀκούω (akoúō) Proto-Indo-European *-kos Proto-Hellenic *-kos Ancient Greek -κός (-kós) Ancient Greek -ῐκός (-ĭkós) Ancient Greek ᾰ̓κουστῐκός (ăkoustĭkós)bor. Medieval Latin acousticusbor. English acoustic English otacoustic From ot- + acoustic.
Meanings
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(archaic, not-comparable) Assisting the sense of hearing.
otacoustic treatment
an otacoustic instrument