Definitions

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

  • n. Any of various short-chain peptides found in brain tissue, such as endorphins.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of several peptides, such as endorphins, that function as neurotransmitters.

Etymologies

neuro- +‎ peptide (Wiktionary)

Examples

Wordnik is becoming a not-for-profit! Read our announcement here.

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.