Dictionary
pol•y•mer•ase
Pronunciation: (pol'u-mu-rās", -rāz"), [key]—
n. Biochem.
any of several enzymes that catalyze the formation of a long-chain molecule by linking smaller molecular units, as nucleotides with nucleic acids. Cf.
DNA polymerase, RNA polymerase. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.