Entomology. Any of the sclerotized tubular structures forming the framework of an insect's wing, which typically contain haemolymph and sometimes…

Entomology. A nervure or vein in an insect's wing. Now rare or historical.

A small vein (in various other senses), esp. a branch of a vein in a leaf or in an insect's wing; a veinlet.

Entomology. A vein in an insect's wing.

Entomology. A vein in an insect's wing; (also in later use) a trachea within such a vein. Now rare.

A principal vein in the basic pattern of insect wing venation, located in the anterior part of the wing posterior to the costa and anterior to the…

= cubit, n. 1e.

Entomology. A principal vein (or either of two principal veins) in the basic pattern of insect wing venation, in the midline of the wing posterior…

Entomology. Applied to one of the veins or ribs of an insect's wing.