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Noun: ribosome  'rI-bu,sowm
  1. 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
    "the ribosome is the site of protein synthesis"

Derived forms: ribosomes

Type of: cell organ, cell organelle, organelle

Encyclopedia: Ribosome