| biconcave |
concave on both surfaces, as a lens. |
| biconvex |
convex on both surfaces, as a lens. |
| bicultural |
of or displaying a blend of two different cultures in a single area. |
| bicuspid |
having two cusps or pointed ends, as certain teeth. [2 definitions] |
| bicycle |
a lightweight vehicle with two wheels one behind the other, handlebars for steering, pedals for locomotion, and a small saddlelike seat. (See cycle.) [2 definitions] |
| bicycle motocross |
a sport in which bicycles designed for rough terrain are raced on such terrain, or used in the performance of athletic feats such as jumps, spins, and flips. |
| bicycle pump |
a small pump used to inflate bicycle tires, esp. a hand-held pump that may be attached to a bicycle frame when not in use. |
| bicycle rickshaw |
a type of transportation originating in Asia, having three wheels and two passenger seats, and powered by a person pedaling; pedicab; cycle rickshaw. |
| bid |
to say to. [8 definitions] |
| biddable |
willing to do another's bidding; amenable; obedient. [2 definitions] |
| bidding |
direction; command. [2 definitions] |
| biddy1 |
a hen or young chicken. |
| biddy2 |
(informal) a fussy or talkative old woman. |
| bide |
to stay or remain. [2 definitions] |
| bidentate |
having two teeth or toothlike extensions. |
| bide one's time |
to wait for an opportunity. |
| bidet |
a low, basin-shaped fixture, found esp. in France, used for washing the genital and anal areas. |
| biennial |
occurring every second year. [5 definitions] |
| bier |
a frame or stand on which a corpse, sometimes in a coffin, is laid prior to burial. |
| bifid |
cleft in two equal parts; forked. |
| bifocal |
in optics, having two focal lengths. [3 definitions] |