| alternate angles |
a pair of nonadjacent angles that are formed on opposite sides of a line where it crosses two others transversely. |
| andiron |
one of a pair of metal structures that holds logs in a fireplace. |
| antagonistic |
having opposite effects, or acting in different directions, as a pair of muscles. [1/2 definitions] |
| antenna |
one of a pair of long, thin body parts on the head of insects, crabs, and other animals. Antennae are used to feel and smell. [1/2 definitions] |
| antler |
one of a pair of bony growths on the head of most kinds of deer. Male elk, moose, and white-tailed deer all grow antlers with branches or prongs. Deer grow new antlers every year. Caribou and reindeer are the only deer that have antlers on both the males and the females. |
| antrum |
a cavity within a bone, such as the pair of sinuses in the upper jaw that open into the nose. |
| arytenoid |
of or pertaining to either of a pair of small cartilages at the back of the larynx to which the vocal chords are attached. [1/3 definitions] |
| azygous |
in biology, not being part of a pair; occurring singly. |
| beetle1 |
an insect with a pair of hard front wings that covers a pair of thin wings. There are many different kinds of beetles. Japanese beetles, ladybugs, and fireflies are beetles. |
| bench press |
a weightlifting exercise in which one lies on a bench, removes a weight from a pair of overhead supports, lowers it to the chest, and raises it again. |
| bib |
the upper part of an apron or pair of overalls that protects the chest. [1/2 definitions] |
| bitt |
a strong post standing, usu. as one of a pair, on the deck of a ship, around which cables and lines are wound and caught, as in mooring. [1/3 definitions] |
| bivalent |
in genetics, a pair of similar or identical chromosomes. [1/3 definitions] |
| blazer |
a jacket similar to a suit jacket in design but typically worn with a non-matching pair of slacks or skirt. [1/2 definitions] |
| bloomer1 |
(pl.) a pair of loose, knee-length trousers formerly worn by girls and women as athletic wear. [1/3 definitions] |
| bookend |
a support, often ornamental and in a pair, used to prop up the end of a row of books. |
| brace |
a pair. [2/7 definitions] |
| braces |
the British word for a pair of straps that hold trousers up. "Braces" has the same meaning as "suspenders." [1/2 definitions] |
| bracket |
one of a pair of punctuation marks ([ ]). They are used to enclose words or numbers. [1/5 definitions] |
| brush1 |
one of a pair of devices for playing the drums, consisting of a rod with many rigid steel wires attached to the end in a fan shape. [1/8 definitions] |
| bunk1 |
a small single bed attached to a wall, or one of a pair of single beds supported by a framework and positioned one on top of the other. [1/3 definitions] |