TRNA

1 definition found

From WordNet (r) 2.0 [wn]:

  tRNA
       n : short-chain RNA molecules present in the cell (in at least
           20 varieties, each variety capable of combining with a
           specific amino acid) that attach the correct amino acid
           to the protein chain that is being synthesized at the
           ribosome of the cell (according to directions coded in


           the mRNA) [syn: {transfer RNA}, {acceptor RNA}, {soluble
           RNA}]