B |
symbol of the chemical element boron. |
b |
the second letter of the English alphabet. [3 definitions] |
Ba |
symbol of the chemical element barium. |
B.A. |
a college degree earned after four years of study. "B.A". is an abbreviation of "Bachelor of Arts." |
baa |
to make the sound of a sheep; bleat. [2 definitions] |
babble |
to speak without making sense. [5 definitions] |
babe |
a baby. |
baboon |
a large monkey that has a long snout like a dog's. Baboons live on the ground in large groups in Africa and Arabia. They can be powerful fighters. |
baby |
a very young girl or boy; infant. [6 definitions] |
baby boom |
the great increase in the population of the United States that took place between 1946 and 1960. |
babysit |
to take care of children while their parents are away. |
babysitter |
a person who takes care of children when their parents are not with them. |
baby tooth |
one of the first set of teeth in human babies and other mammals. Baby teeth fall out early in life to be replaced by adult teeth. |
bachelor |
a man who has not married. |
back |
the part of the body of a human or animal that is on the opposite side from the chest and between the neck and hips. [10 definitions] |
back and forth |
moving backward then forward, or forward then backward, often many times without stopping. |
backboard |
the board to which a basketball hoop is attached. |
backbone |
the row of bones that runs along the center of the back; spine. [2 definitions] |
backfire |
to give off a loud explosive noise that means the engine of a car or other vehicle is not working properly. [3 definitions] |
backgammon |
a board game played by two people. The players throw dice and move their pieces around and then off the board. |
background |
the part of a picture or scene that is towards the back or seems to be furthest away. [2 definitions] |