mirror neuron(redirected from Mirror cell)
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A neuron found in the cerebral cortex that is active when one performs an action or when one witnesses another performing the same action, and whose function is thought to be involved in acquiring language and the ability to empathize.
Any of a group of neurons that become active both when an animal moves in a certain way and when the animal observes others performing the same action. Learning by simulation or imitation is thought to be a function of the system of mirror neurons in the brain.
See also: neuron