octapeptide

play
noun oc·ta·pep·tide \ ˌäk-tə-ˈpep-ˌtīd \

Definition of octapeptide

:a protein fragment or molecule (such as oxytocin or vasopressin) that consists of eight amino acids linked in a polypeptide chain

First Known Use of octapeptide

1931


Medical Dictionary

octapeptide

play
noun oc·ta·pep·tide \ ˌäk-tə-ˈpep-ˌtīd \

medical Definition of octapeptide

:a protein fragment or molecule (as oxytocin or vasopressin) that consists of eight amino acids linked in a polypeptide chain

Seen and Heard

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

alert quickness of mind or body

Get Word of the Day daily email!

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Word Winder's CrossWinder

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

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!