Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • 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

peptidic

play \pep-ˈti-dik\ adjective


Origin and Etymology 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

peptidic

\pep-ˈtid-ik\play adjective



Learn More about peptide

  1. Medical Dictionary: Definition of peptide Britannica.com: Encyclopedia article 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

the act or an instance of embezzling

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

fox-in-summer-forest

Which of these is a synonym of inchoate?

formless massive frightening experimental
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ