Relating to, or containing apteria

comparative form of apt: more apt

(zoology) Destitute of wings; wingless. / (biology) Destitute of winglike membranous expansions, as a stem or petiole.

(zoology) apterous, wingless / (architecture) Without lateral columns; applied to buildings which have no series of columns along their sides, but are either prostyle or amphiprostyle.

A wingless (apterous) form of an aphid

plural of apterate