thenar Meaning, Definition & Usage

  1. noun the fleshy area of the palm at the base of the thumb
  2. noun the inner surface of the hand from the wrist to the base of the fingers
    palm.
  3. adjective of or relating to the palm of the hand or to the area at the base of the thumb
    thenal.

WordNet

The"nar noun
Definitions
  1. (Anat.) (a) The palm of the hand. (b) The prominence of the palm above the base of the thumb; the thenar eminence; the ball of the thumb. Sometimes applied to the corresponding part of the foot.

Webster 1913