Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. An organic structure, such as the soft palate, that closes an opening in the body.
- n. A prosthetic device serving to close an opening in the body.
Century Dictionary and Cyclopedia
- n. That which closes or stops up an entrance, cavity, or the like. Specifically — In zoology and anatomy, that which obturates, closes, shuts, or stops up; a part or organ that occludes a cavity or passage: specifically applied to several structures: see phrases below.
- n. In photography, the instantaneous shutter of a camera.
- n. Anything used to close the orifice of a hollow instrument, such as a speculum or catheter, during its introduction.
Wiktionary
GNU Webster's 1913
- n. That which closes or stops an opening.
- n. (Surg.) An apparatus designed to close an unnatural opening, as a fissure of the palate.
- n. (Ordnance) Any device for preventing the escape of gas through the breech mechanism of a breech-loading gun; a gas check.
- n. (Photog.) A camera shutter.
- adj. (Anat.) Serving as an obturator; closing an opening; pertaining to, or in the region of, the obturator foramen.
WordNet 3.0
- n. a prosthesis used to close an opening (as to close an opening of the hard palate in cases of cleft palate)
Etymologies
- From Latin obtūrō ("to stop, block up"). (Wiktionary)
Examples
“An appendix sitting behind the obturator muscle causes a pain sensation in the pelvis, sometimes only detected with a rectal exam.”
“Paralysis of the obturator nerve or nerves is met with rather frequently, notwithstanding, in mares, following dystocia.”
Lameness of the Horse Veterinary Practitioners' Series, No. 1
“Moller, [37] quoting Nocard, describes a case where fracture occurred through the region of the foramen ovale and paralysis of the obturator nerve followed.”
Lameness of the Horse Veterinary Practitioners' Series, No. 1
“When paralysis of the obturator nerve occurs as a post-partum complication, and other conditions are favorable, the subject should be raised to its feet without unnecessary delay.”
Lameness of the Horse Veterinary Practitioners' Series, No. 1
“-- The obturator nerve, situated at first under the peritoneum, accompanies the obturator artery through the obturator foramen and gaining the muscles on the internal face of the thigh, terminates in the obturator externus, adductors, pectineus and gracilis, also giving twigs to the obturator internus (Strangeways).”
Lameness of the Horse Veterinary Practitioners' Series, No. 1
“Branches supply the following muscles -- obturator, semimembranosus (adductor magnus), biceps femoris (triceps abductor femoris), semitendinosus (biceps rotator tibialis), lateral extensor”
Lameness of the Horse Veterinary Practitioners' Series, No. 1
“In some cases of dystocia the obturator nerve, (or nerves, if the involvement is bilateral), becomes injured by being caught between the maternal pelvis and some dense part of the fetus.”
Lameness of the Horse Veterinary Practitioners' Series, No. 1
“The nerves (one or both) may become bruised at the brim of the obturator foramen by being caught between the pelvis and the body of the fetus in some cases of protracted labor.”
Lameness of the Horse Veterinary Practitioners' Series, No. 1
“In one instance damage particularly affecting the lumbo-sacral cord occurred, but this was complicated by signs of irritation of the anterior crural and obturator nerves, as the result of retro-peritoneal hæmorrhage and injury to the psoas muscle.”
“I also never saw a case of localised obturator paralysis.”
Lists
These user-created lists contain the word ‘obturator’.
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medtech
terms found in documentation for implantable medical devices and IVD equip
distal, luer, stopcock, lumen, tortuosity, anneal, flouroscopy, radiopaque, distractor, toeing, tang, endoprosthesis and 173 more...
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Interesting words
A list of words that are odd or words that I have looked up.
concupiscence, brize, scree, scoria, forestaff, spanaemia, valetudinarianism, distasture, pyrethrum, laudanum, gentian, bicameral and 11184 more...
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Words good to know
Ill-mannered and coarse and contemptible in behavior or appearance
"was neandertal and insensitive"Neanderthal, throstle, ratoon, caudex, captiously, toroid, limpidity, obturator
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GRE Words
abjure, unswear, state, rescission, indemnification, ab, reny, abnegate, vitiated, vitiate, adumbrated, abash and 378 more...
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Rillons of Random Palavery
A list for terms and phrases that I haven't (yet) entered into themed lists, including my series of various 151-word Random Palavery lists. Constructions that catch my eye, ring in my ears, tease m...
ridge cucumber, co-CEO, debt worry, jackalope bustiere, gimblette, ring-biscuit, cobnut, poussoir, praire, coque rayée, rigadelle, coing and 1459 more...
Tweets
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