Found 2 items, similar to obturator.
English → English (WordNet) Definition: obturator obturator n : a prosthesis used to close an opening (as to close an opening of the hard palate in cases of cleft palate)
English → English (gcide) Definition: Obturator Obturator \Ob"tu*ra`tor\, a. (Anat.) Serving as an obturator; closing an opening; pertaining to, or in the region of, the obturator foramen; as, the obturator nerve. [1913 Webster] Obturator foramen (Anat.), an opening situated between the public and ischial parts of the innominate bone and closed by the obturator membrane; the thyroid foramen. [1913 Webster] Obturator \Ob"tu*ra`tor\, n. [NL., fr. L. obturare to stop up: cf. F. obturateur.] 1. That which closes or stops an opening. [1913 Webster] 2. (Surg.) An apparatus designed to close an unnatural opening, as a fissure of the palate. [1913 Webster] 3. (Ordnance) Any device for preventing the escape of gas through the breech mechanism of a breech-loading gun; a gas check. [Webster 1913 Suppl.] 4. (Photog.) A camera shutter. [Webster 1913 Suppl.]