Medical Dictionary

aminoacyl–tRNA synthetase

noun

Medical Definition of AMINOACYL-TRNA SYNTHETASE

:  any of a class of amino-acid-specific enzymes that catalyze an ATP-driven reaction producing an ester linkage between a carboxyl group of an amino acid and a hydroxyl group of its corresponding transfer RNA to form aminoacyl-tRNA during the early stage of protein synthesis—called also aminoacyl-transfer RNA synthetase

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears