Meaning : Belonging to or on or near the back or upper surface of an animal or organ or part.
Example :
The dorsal fin is the vertical fin on the back of a fish and certain marine mammals.
Toward or on or near the belly (front of a primate or lower surface of a lower animal).
The ventral aspect of the human body.Meaning : Facing away from the axis of an organ or organism.
Example :
The abaxial surface of a leaf is the underside or side facing away from the stem.
Synonyms : abaxial