Definition of supinator in English:

supinator

noun

Anatomy
  • 1A muscle whose contraction produces or assists in the supination of a limb or part of a limb.

  • 2A person who supinates when walking or running.

    • ‘Good for all, from the neutral striker to the overpronator to the morally suspect supinator.’
    • ‘Look for a style that provides extra cushioning and some extra stability in the shoe, as supinators have greater tendency to ‘roll’ their ankles.’

Pronunciation:

supinator

/ˈsjuːpɪneɪtə//ˈsuːpɪneɪtə/