sinistral Meaning, Definition & Usage

  1. adjective of or on the left
    • a sinistral gastropod shell with the apex upward has its opening on the left when facing the observer
    • a sinistral flatfish lies with the left eye uppermost
  2. adjective satellite preferring to use left foot or hand or eye
    • sinistral individuals exhibit dominance of the left hand and eye

WordNet


Sin"is*tral adjective
Definitions
  1. Of or pertaining to the left, inclining to the left; sinistrous; -- opposed to dextral.
  2. (Zoöl.) Having the whorls of the spire revolving or rising to the left; reversed; -- said of certain spiral shells.

Webster 1913