A tuft or bunch, such as the assemblage of branches forming the head of a tree, a cluster of bracts when empty and terminating the inflorescence of a plant, or a tuft of long hairs on certain seeds.
A state of unconsciousness from which one may not wake up, usually induced by some form of trauma.
A cloud of dust surrounding the nucleus of a comet.
A defect characterized by diffuse, pear-shaped images that in an ideal image would appear as points.
A flock or tuft of wool or wool-like hairs; the downy plumage of unfledged birds.
A cloud species which consists of rounded tufts of cloud, often formed by dissipation from larger cloud species. Associated with cirrus, cirrocumulus, altocumulus, and stratocumulus genera.