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“tonoscope”
tonoscope
An instrument for the examination of the interior of the cranium by means of sound.
This entry is located in the following units:
scopo-, scop-, scept-, skept-, -scope-, -scopy, -scopia, -scopic, -scopist
(page 30)
tono-, ton-, -tonia, -tonic, -tonous, -tony
(page 3)