Dictionary.com
Thesaurus.com

brain cell

American  

noun

Anatomy.
brain cells plural
  1. a neuron in the brain.


Other Word Forms

Noun Inflected Forms

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Don’t waste one brain cell trying to deduce the assassin.

From Los Angeles Times Jun. 5, 2026

If brain cell energy failure contributes to memory loss, then restoring mitochondrial function may one day become a strategy for slowing or reducing symptoms.

From Science Daily May 16, 2026

They equipped astrocytes, a common type of brain cell, with a CAR homing device that allows the cells to latch onto specific targets and destroy them.

From Science Daily Mar. 11, 2026

Using this method, they constructed causal gene regulatory networks for six major brain cell types.

From Science Daily Feb. 15, 2026

“Anyone with half a brain cell can figure that out.”

From "How to Disappear Completely" by Ali Standish

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training