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

ribosome

play
noun ri·bo·some \ˈrī-bə-ˌsōm\

Definition of ribosome

  1. :  any of the RNA-rich cytoplasmic granules that are sites of protein synthesis — see cell illustration

ribosomal play \ˌrī-bə-ˈsō-məl\ adjective



RIBOSOME Defined for Kids

ribosome

play
ri·bo·some \ˈrī-bə-ˌsōm\

Definition of ribosome for Students

  1. :  one of the tiny round particles in a cell where proteins are made




Medical Dictionary

ribosome

play
noun ri·bo·some \ˈrī-bə-ˌsōm\

Medical Definition of ribosome

  1. :  any of the RNA- and protein-rich cytoplasmic granules that are sites of protein synthesis

ribosomal \ˌrī-bə-ˈsō-məl\play adjective


Illustration of ribosome


Learn More about ribosome


Seen and Heard

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

WORD OF THE DAY

to work hard

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?

maudlin oily angry prompt
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