The Collaborative International Dictionary of English v.0.48:
Palmar \Pal"mar\, a. [L. palmaris, fr. palma the palm of the hand: cf. F. palmaire.] 1. (Anat.) Pertaining to, or corresponding with, the palm of the hand. [1913 Webster] 2. (Zool.) Of or pertaining to the under side of the wings of birds. [1913 Webster]WordNet (r) 3.0 (2006):
palmar adj 1: relating to the palm of the hand or the sole of the foot; "the volar surface"; "the palmar muscle" [syn: palmar, volar]