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Crossword clue: a small opening covered with membrane (especially one in the bone between the middle and inner ear)

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fenestra 8 letters wn-def

a small opening covered with membrane (especially one in the bone between the middle and inner ear)

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Similar clues

a small bone; especially one in the middle ear 55% similar → ossicle, ossiculum

Related clues

A small opening; esp., one of the apertures, closed by membranes, between the tympanum and internal ear.