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

ribonucleic acid

play
noun ri·bo·nu·cle·ic acid \ˌrī-bō-nu̇-ˈklē-ik-, -nyu̇-, -ˌklā-\

Definition of ribonucleic acid

  1. :  rna



1931

First Known Use of ribonucleic acid

1931


Medical Dictionary

ribonucleic acid

play play
noun ri·bo·nu·cle·ic acid \ˌrī-bō-n(y)u̇-ˌklē-ik-, -ˌklā-\

Medical Definition of ribonucleic acid

  1. :  rna




Learn More about ribonucleic acid


Seen and Heard

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

WORD OF THE DAY

a very small amount

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alphabet-pasta-spelling-help

Which is the correct spelling?

acommadate accommodate acommodate accomodate
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