| bronchiole |
any of the small, thin-walled branches of a bronchial tube. |
| bronchitis |
inflammation of the mucous membrane lining the bronchial tubes. |
| broncho- |
windpipe or bronchus. |
| bronchodilator |
a drug that acts to dilate constricted air passages in the lungs, used esp. in the treatment of asthma. |
| bronchoscope |
a slender tubular instrument with an electric light, used for examining and treating the inside of the bronchi. |
| bronchus |
either of the two main branches into which the windpipe divides and which leads into a lung. |
| bronco |
a wild or semi-tamed horse or pony of western North America. |
| broncobuster |
a person who trains wild horses so that they can be ridden. |
| brontosaur |
a huge, herbivorous dinosaur of the Jurassic and Cretaceous periods. |
| Bronx |
the northernmost New York City borough. |
| Bronx cheer |
(informal) a sound of derision and contempt made by vibrating the tongue and lips while exhaling forcibly; raspberry. |
| bronze |
an alloy consisting mainly of copper and tin. [4 definitions] |
| Bronze Age |
the stage or level of development of human culture that followed the Stone Age and was characterized by the use of bronze tools and weapons; about 3,500 B.C. to 1,000 B.C. |
| bronze medal |
a medal, usu. made of bronze, given to the third-place contestant, as in a race or other competition. |
| Bronze Star |
a U.S. military medal given for heroic or outstanding achievement in ground combat. |
| brooch |
a piece of jewelry attached to clothing with a pin or clasp. |
| brood |
a group of young birds or other animals hatched or born at the same time to one mother. [7 definitions] |
| brooder |
a person, thing, or animal that broods. [2 definitions] |
| broodmare |
a mare kept primarily for breeding. |
| broody |
tending to brood or worry; moody. [2 definitions] |
| brook1 |
a small freshwater stream. |