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Obturator


/ˈäbt(y)əˌrātər/

Noun, pl. obturators

1. (Surgery) An object used to obstruct a hole, such as a fissure of the palate. (wiktionary.org); an apparatus designed to close an unnatural opening, as a fissure of the palate. (biology-online.org)

2. A prosthesis used to close an opening (as to close an opening of the hard palate in cases of cleft palate. (wordnetweb.princeton.edu)

Word origin: From Latin obtūrō “to stop, block up”.


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