Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

peptide

play
noun pep·tide \ˈpep-ˌtīd\

Definition of peptide

  1. :  any of various amides that are derived from two or more amino acids by combination of the amino group of one acid with the carboxyl group of another and are usually obtained by partial hydrolysis of proteins

pep·tid·ic play \pep-ˈti-dik\ adjective


Origin of peptide

International Scientific Vocabulary, from peptone


First Known Use: 1906


Medical Dictionary

peptide

play
noun pep·tide \ˈpep-ˌtīd\

Medical Definition of peptide

  1. :  any of various amides that are derived from two or more amino acids by combination of the amino group of one acid with the carboxyl group of another and are usually obtained by partial hydrolysis of proteins

  2. pep·tid·ic \pep-ˈtid-ik\play adjective




Learn More about peptide


Seen and Heard

What made you want to look up peptide? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 7, 2016

a slight offense

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

pince-nez kittly-benders duvet spindrift
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ