brain: Meaning and Definition of
Pronunciation: (brān), [key]
- the part of the central nervous system enclosed in the cranium of humans and other vertebrates, consisting of a soft, convoluted mass of gray and white matter and serving to control and coordinate the mental and physical actions.
- (in many invertebrates) a part of the nervous system more or less corresponding to the brain of vertebrates.
- Sometimes, understanding; intellectual power; intelligence.
- the brain as the center of thought, understanding, etc.; mind; intellect.
- a member of a group who is regarded as its intellectual leader or planner: The junior partner is the brains of the firm.
- a very intelligent or brilliant person.
- the controlling or guiding mechanism in a computer, robot, pacemaker, etc.
- the part of a computer system for coordination or guidance, as of a missile.
- to try very hard to understand and work out a problem, remember something, etc.: She beat her brains out studying for the exam.
- to have an obsession; be occupied with: Lately I seem to have food on the brain.
- to obtain information by questioning another person rather than by seeking it independently: He refused to prepare for the exam but counted on being able to pick his roommate's brains.
- to smash the skull of.
- to hit or bang (someone) on the head.
- brain (Thesaurus)