Definition of obturator internus in English:

obturator internus

noun

Anatomy
  • A flat, fan-shaped muscle that covers the internal surface of the obturator foramen, and serves to rotate the thigh laterally.

Origin

Early 17th century; earliest use found in Helkiah Crooke (1576–1648), physician and anatomist. From post-classical Latin obturator internus from obturator + internus inner.

Pronunciation

obturator internus

/ˌɒbtjʊreɪtə(r) ɪnˈtəːnəs//ˈɒbtʃʊreɪtə(r) ɪnˈtəːnəs/