Množina: bristles

ETYM Old Eng. bristel, brustel, AS. bristl, byrst; akin to Dutch borstel, Old High Germ. burst, German borste, Icel. burst, Swed. borst, and to Skr. bhorshti edge, point.
1. A stiff coarse hair or filament; natural or synthetic.
2. A stiff hair.

To rise up; of animals fur or hair; as in fear.

To show anger or indignation; SYN. bridle at, bridle up, bristle up, show anger.

Množina: bristle brushes

A brush that is made with the short stiff hairs of an animal or plant.

Množina: bristle ferns

Any fern of the genus Trichomanes having large pinnatifid often translucent fronds; most are epiphytic on tree branches and twigs or terrestrial on mossy banks; SYN. filmy fern.

Množina: bristle-birds

Množina: bristlecone pines

Small slow-growing upland pine of western us having dense branches with fissured rust-brown bark and short needles in bunches of 5 and thorn-tipped cone scales; among the oldest living things some over 4500 years old.
The oldest living species of pine.
Either of two pines (Pinus longaeva and p. aristata) of the western United States that include the oldest living trees — called also bristlecone

Množina: bristlegrasses

Grasses of grasslands and woodlands having large gracefully arching spikes with long bristles beneath each spikelet; SYN. bristle grass.

Resembling a bristle.

Singular of bristles is bristle.

Množina: bristletails

Small wingless insect with a long bristlelike tail.
Primitive wingless insect of the order Thysanura. Up to 2 cm/0.8 in long, bristletails have a body tapering from front to back, two long antennae, and three “tails” at the rear end. They include the silverfish Lepisma saccharina and the firebrat Thermobia domestica. Two-tailed bristletails constitute another insect order, the Diplura. They live under stones and fallen branches, feeding on decaying material.