Source : Webster's Revised Unabridged Dictionary (1913)

Dorsoventral \Dor`so*ven"tral\, a. [dorsum + ventral.] (Anat.)
   From the dorsal to the ventral side of an animal; as, the
   dorsoventral axis.

Source : WordNet®

dorsoventral
     adj : extending from the back to the belly