Definition of supercise in English:

supercise

verb

  • with object Especially in certain traditional communities of Oceania and the South Pacific: to make an incision in the upper part of the foreskin of (a young boy or man), chiefly as a rite of passage.

Origin

Late 18th century; earliest use found in James Cook (1728–1779), explorer. From super- + -cise.

Pronunciation

supercise

/ˈsuːpəsʌɪz//ˈsjuːpəsʌɪz/