SG Heritage Dictionary

Plumous [Adjective] Webster's Dictionary 1828

1. Feathery; resembling feathers.

2. In botany, a plumose bristle is one that has hairs growing on the sides of the main bristle. Plumose pappus or down is a flying crown to some seeds, composed of feathery hairs.

Plumous [Adjective] Webster's Dictionary 1913

1. Having feathers or plumes.

2. Having hairs, or other parts, arranged along an axis like a feather; feathery; plumelike; as, a plumose leaf; plumose tentacles.