supinate

/ˈsupəˌneɪt/
verb
  1. To turn the hand or foot so that the palm or sole faces upward or forward.
    • Runners who supinate may need special shoes for support.
    • When you supinate your hand, your palm faces the ceiling.
    • The doctor asked the patient to supinate his foot to check the arch.
Antonyms
What does "supinate" mean? | whatsthatwordmean | whatsthatwordmean