adenine

noun ad·e·nine \ ˈa-də-ˌnēn \
Updated on: 7 Jan 2018

Definition of adenine

: a purine base C5H5N5 that codes hereditary information in the genetic code in DNA and RNA — compare cytosine, guanine, thymine, uracil

Recent Examples of adenine from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'adenine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of adenine

borrowed from German Adenin, from Greek aden-, adḗn "gland" + German -in 2-ine; so called from its presence in glandular tissue — more at aden-


Medical Dictionary

adenine

noun ad·e·nine \ ˈad-ᵊn-ˌēn \

medical Definition of adenine

: a purine base C5H5N5 that codes hereditary information in the genetic code in DNA and RNA — compare cytosine, guanine, thymine, uracil

Illustration of adenine

illustration of adenine


Learn More about adenine


Seen and Heard

What made you want to look up adenine? 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

formed or used for a special purpose

Get Word of the Day daily email!

Test Your Vocabulary

February 2018 Words of the Day Quiz

  • a-dog-in-snow-jumping-to-grab-a-heart-shaped-balloon-the-snow-and-heart-balloon-indicate-that-the-month-being-represented-is-april-and-the-dog-is-just-kinda-cute
  • Which is a synonym of sanguine?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

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!