1. ribosome

noun. an organelle in the cytoplasm of a living cell; they attach to mRNA and move down it one codon at a time and then stop until tRNA brings the required amino acid; when it reaches a stop codon it falls apart and releases the completed protein molecule for use by the cell.


  • organelle
  • cell organ

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Sentences with ribosome

1. Adjective
A large mass of silly string floating in the air offers the mind a vivid image of what a ribosome looks like.

2. Noun, singular or mass
The ribosome is one of the most complex parts of the inside of a cell.