Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Any of a group of neurologically active compounds, including glutamate and aspartame, that in higher concentrations have detrimental excitatory effects on the central nervous system and may cause injury to nerve cells.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Any neurotransmitter involved in excitotoxicity

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[excit(atory) + toxin.]

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Examples

Comments

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  • Too much excitement is toxic. Everyone knows that! Sheesh.

    April 26, 2011

  • Funsucker.

    April 26, 2011