obturator
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English
Etymology
From Latin obtūrō (“to stop, block up”).
Noun
obturator (plural obturators)
- (surgery) An object used to obstruct a hole, such as a fissure of the palate.
- (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.
- (engineering) A valve closure member (disk, gate, plug, etc.).
- 1952 December, 'Mercury', “Modern French Locomotive Performance”, in Railway Magazine, page 803:
- Obturators, held down by compressed air, close the pipe giving direct access from the h.p. exhaust to the l.p. steam chest, and so prevent compound working; .
- (firearms) Any device for preventing the escape of gas through the breech mechanism of a breech-loading gun; a gas check.
- (photography) A camera shutter.
References
- For the engineering sense: American Society of Mechanical Engineers (ASME) OM Code.
Latin
Verb
obtūrātor
Romanian
Etymology
Borrowed from French obturateur.
Noun
obturator n (plural obturatoare)
Declension
| singular | plural | ||||
|---|---|---|---|---|---|
| indefinite | definite | indefinite | definite | ||
| nominative-accusative | obturator | obturatorul | obturatoare | obturatoarele | |
| genitive-dative | obturator | obturatorului | obturatoare | obturatoarelor | |
| vocative | obturatorule | obturatoarelor | |||