abaxial

English

Alternative forms

• abaxile

Etymology

Latin ab (“away from”) + axis (axis).

Adjective

abaxial (not comparable)

1. (botany) On the side that is away from the axis or central line, usually on the underside.
   • 1992, Rudolf M. Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, page 7

     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.

2. (mathematics) A direction perpendicular to an axis or the coordinate that measures displacement in such a direction.

Synonyms

• eccentric

Antonyms

• adaxial