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EnglishEdit

EtymologyEdit

From Latin obtūrō (to stop, block up).

NounEdit

 
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Wikipedia

obturator (plural obturators)

  1. (surgery) An object used to obstruct a hole, such as a fissure of the palate.
  2. (anatomy) The membrane vessels, etc. that close the obturator foramen, or thyroid foramen, a large opening or fenestra in the anterior part of the hip bone.
  3. (engineering) Valve closure member (disk, gate, plug, etc.).
  4. (ordnance) Any device for preventing the escape of gas through the breech mechanism of a breech-loading gun; a gas check.
  5. (photography) A camera shutter.

ReferencesEdit

  • For the engineering sense: American Society of Mechanical Engineers (ASME) OM Code.

LatinEdit