pinnate

Resembling a feather in having parts or branches arranged on each side of a common axis.

Shaped like a feather, or resembling a feather in Structure.

In zoology:

Feathered; pinnated.

Provided with a pinna or pinnæ; having wings, fins, or similar parts.

Consisting of several leaflets, or separate portions, arranged on each side of a common petiole, as the leaves of a rosebush, a hickory, or an ash. See Abruptly pinnate, and Illust., under abruptly.

Having a winglike tuft of long feathers on each side of the neck.

the prairie chicken.

Resembling a feather.

Having two rows of branches, lobes, leaflets, or veins arranged on each side of a common axis