Plumage.
The fitting of feathers to arrows.
Visible offshoots of the trails of ink written on overly absorbent paper.
A feathered texture.
An arrangement of small arcs or foils separated by projecting cusps, frequently forming the feather-like ornament on the inner mouldings of arches.
Synonym of plumule (“the first bud, or growing point, of a plant embryo, situated above the cotyledons”)
In the obsolete theory of pangenesis propounded by the English scientist Charles Darwin (1809–1882): a hypothetical particle once thought to be the basis of heredity.
Synonym of dendritic spine (“a small membranous protrusion from the dendrite of a neuron that typically receives input from a single axon at the synapse”)