Obturator

[ɒbtjuәreitә]

(noun.) a prosthesis used to close an opening (as to close an opening of the hard palate in cases of cleft palate).

尤因整理--From WordNet

(n.) That which closes or stops an opening.

(n.) An apparatus designed to close an unnatural opening, as a fissure of the palate.

(a.) Serving as an obturator; closing an opening; pertaining to, or in the region of, the obturator foramen; as, the obturator nerve.

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