opisthenar

o·pis·the·nar

(ō-pis'thē-nar),
Dorsum of the hand.
[G. back of the hand, from opisthen, behind, + thenar, palm of the hand]

o·pis·the·nar

(ō-pis'thĕ-năr)
Dorsum of the hand.
[G. back of the hand, from opisthen, behind, + thenar, palm of the hand]

opisthenar

(ō-pĭs′thē-năr) [Gr. opisthen, behind, in the rear, + thenar, palm]
The back (dorsum) of the hand.