abaxial

Definition

Of a side that is facing away from the axis or central line, such as the underside of a leaf, or the back of an animal.

Etymology

From ab- (“away from”) + axial (“axis”).

Example Sentences

• "The lobule margins, furthermore, are arched away from the lobe, with the consequence that (when fully inflated) the abaxial leaf surface forms the interior lining of the lobule."