| blink |
to close and open the eyes very quickly. [2 definitions] |
| blinker |
a flashing light, especially one used on a car to signal that the car will turn and to show which way it will turn. |
| bliss |
very great happiness. |
| blister |
a swollen area of skin that is filled with liquid. A blister is caused by a burn or other injury. [4 definitions] |
| blizzard |
a heavy snowstorm that lasts for a long time. |
| bloat |
to make swollen or too full of air, water, or food. |
| blob |
a soft mass that does not have a fixed or solid shape. |
| block |
a solid piece of hard material, such as wood or concrete, with flat sides. [9 definitions] |
| blockade |
the shutting off of traffic into and out of a place. Military forces do this to seaports or cities during wars. [2 definitions] |
| blockhouse |
a fort or building with openings for weapons to fire through, formerly built of heavy wood boards. [2 definitions] |
| blog |
a journal posted on a website that someone regularly write entries in. When people have a blog, they write about personal experiences or opinions, or about particular topics they have special knowledge of or are interested in. The word "blog" is a short form of "Web log." |
| blond |
having light yellow hair. [3 definitions] |
| blood |
the red liquid containing oxygen and nutrients that pumps through the veins and arteries of humans and many other animals. [2 definitions] |
| blood bank |
a place where blood is collected and stored for later use by people who have lost too much blood. |
| bloodhound |
a breed of dog. Bloodhounds are large dogs with baggy skin and long, drooping ears. They have an excellent sense of smell and are used to track people or animals. |
| bloodshed |
the spilling of blood through injury or violence. |
| bloodshot |
red and irritated because of enlarged blood vessels. |
| bloodstream |
the blood flowing in a living thing. |
| bloodthirsty |
eager to cause or interested in acts of bloodshed; cruel. |
| blood vessel |
any of the tubes in the body through which the blood moves. Arteries, veins, and capillaries are types of blood vessel. |
| bloody |
covered with or leaking blood. [3 definitions] |