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

Medical Dictionary

nucleic acid

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

Medical Definition of nucleic acid

  1. :  any of various acids (as an RNA or a DNA) composed of nucleotide chains




Learn More about nucleic acid


Seen and Heard

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

WORD OF THE DAY

the Celtic May Day festival

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

angry maudlin prompt oily
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