9 Grammatical Pitfalls


[pol-uh-muh-reys, -reyz] /ˈpɒl ə məˌreɪs, -ˌreɪz/
noun, Biochemistry
any of several enzymes that catalyze the formation of a long-chain molecule by linking smaller molecular units, as nucleotides with nucleic acids.
Origin of polymerase
1955-60; polymer + -ase Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for polymerase
  • He is trying to build an automated version of the polymerase chain reaction.
  • Flu viruses have eight gene segments, and polymerase has to bind to each of them during replication.
British Dictionary definitions for polymerase


any enzyme that catalyses the synthesis of a polymer, esp the synthesis of DNA or RNA
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for polymerase

1866, coined by Berzelius (1830) from Greek polymeres "having many parts" (see polymer).

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
polymerase in Medicine

polymerase pol·y·mer·ase (pŏl'ə-mə-rās', -rāz')
Any of various enzymes that catalyze polymerization, especially those that catalyze the synthesis of polynucleotides of DNA or RNA using an existing strand of DNA or RNA as a template.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
polymerase in Science
Any of various enzymes, such as DNA polymerase, RNA polymerase, or reverse transcriptase, that catalyze the formation of sequences of DNA or RNA using an existing strand of DNA or RNA as a template.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for polymerase

Few English speakers likely know this word

Word Value for polymerase

Scrabble Words With Friends

Nearby words for polymerase