| barbicel |
on feathers, a minute hairlike projection from one barbule, which attaches to others of its kind, maintaining the integrity of the feather as a single surface. |
| barleycorn |
an obsolete measure, equal to the width of a single grain of barley, or about one-third inch. [1/2 definitions] |
| bicultural |
of or displaying a blend of two different cultures in a single area. |
| blastula |
an embryo in an early stage of development that consists of a single layer of cells forming a hollow sphere. |
| block |
a group of people or things regarded as a single unit. [1/19 definitions] |
| bloodroot |
a North American spring wildflower that bears a single white flower and has a fleshy red root that yields a toxic red sap. |
| blowhole |
a single nostril in the top of the head, through which a whale or similar animal breathes. [1/3 definitions] |
| bootstrap |
a single computer program that loads and puts into operation a bigger program. [1/5 definitions] |
| bowie knife |
a hunting knife about fifteen inches long that has a single-edged, pointed blade and a crosspiece and is usu. sheathed. |
| breath |
a single instance of inhaling and exhaling air. [1/4 definitions] |
| broadband |
of, pertaining to, or using a type of high-speed data transmission that allows signals at different frequencies, such as audio and video, to be transmitted simultaneously along a single wire. [1/2 definitions] |
| broadcast |
a single television or radio program. [1/9 definitions] |
| brood |
to ponder or deliberate, often moodily, a single subject (usu. fol. by "on" or "over"). [1/7 definitions] |
| brush1 |
a continuous act or single motion of using a brush. [1/8 definitions] |
| bucket seat |
a single seat with a molded back, as in some cars and airplanes. |
| bud vase |
a tall thin vase used to hold a single flower such as a rosebud. |
| buggy1 |
a small carriage with four wheels that is pulled by a single horse. [1/3 definitions] |
| bun |
a loaf of bread small enough for a single serving; roll. [1/2 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] |
| bunk bed |
a furniture unit consisting of two single beds, one mounted above the other. |
| caïque |
a small single-masted sailing vessel used in the eastern Mediterranean. [1/2 definitions] |