Etymology

ribosome

R1I1B3O1S1O1M3E1

Today it means: A small organelle found in all cells; involved in the production of proteins by translating messenger RNA. Full definition →

First used 20th c.
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The story

From ribo- + -some.

First known use, by meaning

  • from 20th c. A small organelle found in all cells; involved in the production of proteins by translating messenger RNA.

Etymology from Wiktionary, CC BY-SA 4.0.