1) Area 2) Ball of the thumb 3) Palm 4) Palm of the hand 5) Region 6) The palm of the hand 7) Thenal 1) Palm 2) Sole 3) Thenal 
• (n.) The palm of the hand. • (a.) Of or pertaining to the thenar; corresponding to thenar; palmar. • (n.) 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.
(the´nәr) the fleshy part of the hand at the base of the thumb. pertaining to the palm.
The'nar noun (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. 
Relating to the ball of the thumb.
Type: Term Pronunciation: thē′nar Definitions: 1. Term applied to any structure in relation with the base of the thumb or its underlying collective components. Synonyms: thenal See: thenar eminence
[n] - the fleshy area of the palm at the base of the thumb
thenar, palm.
Greek = palm of hand; hence, the ball of the thumb.