English dictionary

base pair

Definitions, examples, synonyms and antonyms from WordNet 3.0.

noun

one of the pairs of chemical bases joined by hydrogen bonds that connect the complementary strands of a DNA molecule or of an RNA molecule that has two strands; the base pairs are adenine with thymine and guanine with cytosine in DNA and adenine with uracil and guanine with cytosine in RNA

noun.substance

Source: WordNet 3.0