DNA polymerase

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Any of various enzymes that function in the replication and repair of DNA by catalyzing the linking of dATP, dCTP, dGTP, and dTTP in a specific order, using single-stranded DNA as a template.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Biochemistry, Genetics) an enzyme that catalyzes the formation of DNA from deoxyribonucleoside triphosphates. Cells contain several types of DNA polymerase, some of which are required for replication of DNA, and are indispensable for multipliation and division of cells.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun biochemistry An enzyme that assists DNA replication.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the enzyme responsible for DNA replication