"otoacoustics" meaning in English

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  "etymology_text": "oto- + acoustics",
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      "glosses": [
        "The science studying otoacoustic sounds."
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        {
          "ref": "2010, David Toop, Sinister Resonance: The Mediumship of the Listener",
          "text": "These faint sounds of otoacoustics, produced by the expansion and contractions of hair cells within the outer cochlea, could not be measured until the development of sufficiently sensitive low noise microphones in the late 1970s, so the […]",
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        "Otoacoustic sounds and related phenomena, collectively."
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  "word": "otoacoustics"
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