Definition of obturator in English:

obturator

Syllabification: ob·tu·ra·tor
Pronunciation: /ˈäbt(y)əˌrādər
 
/

noun

Anatomy
1Either of two muscles covering the outer front part of the pelvis on each side and involved in movements of the thigh and hip.
More example sentences
  • The surgeon uses a special hip arthroscopy cannula with cannulated obturators to establish the portals.
  • These branches supply the pectineus, the hip joint, and, by rejoining the obturator, the adductor muscles.
  • In one case the iliolumbar was a branch of the obturator, itself a branch of the internal iliac.
1.1 [as modifier] Relating to the obturator or to the obturator foramen.
More example sentences
  • Metastatic prostatic and transitional cell carcinomas were present in a single obturator lymph node.
  • No tumor was detected in the right and left obturator lymph nodes.
  • The obturator artery is very variable in origin and no embryological explanation has been found.

Origin

early 18th century: from medieval Latin, literally 'obstructor', from obturare 'stop up'.

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