Definition of polymerase chain reaction in English:

polymerase chain reaction

Line breaks: poly|mer¦ase chain re|ac¦tion

Entry from British & World English dictionary

noun

Biochemistry
  • A method of making multiple copies of a DNA sequence, involving repeated reactions with a polymerase.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody