brain
Pronunciation
[change]Noun
[change]![](http://upload.wikimedia.org/wikipedia/commons/9/92/Hemispheres.png)
![](http://upload.wikimedia.org/wikipedia/commons/f/f7/Brain-cerebellum.png)
- (countable) Your brain is the part of your body that is inside your head.
- The brain is the part of the body that thinks and controls the rest of the body through the nervous system.
- He has serious brain damage from falling off of his bicycle and hitting his head.