obturator

 
Pronunciation: /ˈɒbtjʊəreɪtə/

noun

Anatomy
  • either of two muscles covering the outer front part of the pelvis on each side and involved in movements of the thigh and hip.
  • [as modifier] relating to the obturator or to the obturator foramen: obturator neurectomy

Origin:

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