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Definition brain

Etymology

From Middle English brayn, brain, from Old English bræ?en (“brain”), from Proto-Germanic *bragn? (“brain”), from Proto-Indo-European *mreg?nom (“skull, brain”), from Proto-Indo-European *mreg?- (“marrow, sinciput”) + *men- (“mind, to think”). Cognate with Scots braine, brane (“brain”), North Frisian brayen, brein (“brain”), Saterland Frisian Brainge (“brain”), West Frisian brein (“brain”), Dutch brein (“brain”), Low German Brägen, Bregen (“brain”) (whence German Bregen (“animal brain”)), Ancient Greek ??????? (brekhmós, “front part of the skull, top of the head”).

Noun

brain (plural brains)

1. The control center of the central nervous system of an animal located in the skull which is responsible for perception, cognition, attention, memory, emotion, and action.
2. (informal) An intelligent person.
   1. (plural only) A person who provides the intelligence required for something.
3. (in the plural) Intellect.
   1. (in the singular) An intellectual or mental capacity.
4. By analogy with a human brain, the part of a machine or computer that performs calculations.
5. (slang, vulgar) oral sex

Verb

brain (third-person singular simple present brains, present participle braining, simple past and past participle brained)

1. (transitive) To dash out the brains of; to kill by smashing the skull.
2. (transitive, slang) To strike (someone) on the head.
3. (transitive, figuratively) To destroy; to put an end to.
4. (transitive, obsolete) To conceive in the mind; to understand.

Results 424 Words with the letters BRAIN

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