Definition of brain cell in US English:

brain cell


  • 1A cell in the tissue of the brain.

    • ‘Some day we could learn from the egg what factors are in the egg that would re-program the nucleus of a skin cell or a brain cell or an immune cell.’
    • ‘With repetition, the electrical discharge spreads from brain cell to brain cell, eventually creating a kind of firestorm of neural activity that resembles what occurs in human epilepsy.’
    • ‘Many people know that stem cells can grow into virtually any cell type found in the body, from a red blood cell to a muscle cell to a brain cell.’
    • ‘They speculate that a large brain cell reserve protects against Alzheimer's and that head circumference is one way to measure this reserve.’
    • ‘And once again, we had no toxicity from putting the virus into the brain cell.’
    1. 1.1informal Regarded as a unit of intellectual power.
      ‘it does help if the student has more than one brain cell’
      • ‘What the hell does Damien see in that girl, who is obviously only propelled by a single brain cell floating forlornly around in her vacuous head?’
      • ‘Congratulations Cartridge, you just reflected something that any imbecile with half a brain cell functioning in their frontal lobes could have told you about language acquisition.’
      • ‘Logan says they don't have a single brain cell between them.’
      • ‘I'm having a bit of a dry spell and my brain cell's all dried up trying to get into the inner workings of Dylan's mind.’
      • ‘Now anyone with half a brain cell knows what I did just then.’