obturator

noun
ob·tu·ra·tor | \ˈäb-tyə-ˌrā-tər, -tə-\

Definition of obturator 

: something (such as a prosthetic device) that closes or blocks up an opening (such as a fissure in the palate)

First Known Use of obturator

circa 1741, in the meaning defined above

History and Etymology for obturator

New Latin, from Latin obturare

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The first known use of obturator was circa 1741

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More Definitions for obturator

obturator

noun
ob·tu·ra·tor | \ˈäb-t(y)ə-ˌrāt-ər \

Medical Definition of obturator 

1a : either of two muscles arising from the obturator membrane and adjacent bony surfaces:

(1) : obturator externus

(2) : obturator internus

b : obturator nerve

2a : a prosthetic device that closes or blocks up an opening (as a fissure in the palate)

b : a device that blocks the opening of an instrument (as a sigmoidoscope) that is being introduced into the body

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