say it: PAH-lim-ur-ays
polymerase is a noun meaning "an enzyme that catalyzes the formation of new DNA and RNA from an existing strand of DNA or RNA". It carries one recorded sense.
an enzyme that catalyzes the formation of new DNA and RNA from an existing strand of DNA or RNA
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for polymerase come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.