WordReference Random House Unabridged Dictionary of American English © 2025
base′-pair•ing rules′, [Genetics.]
- Geneticsconstraints imposed by the molecular structure of DNA and RNA on the formation of hydrogen bonds among the four purine and pyrimidine bases such that adenine pairs with thymine or uracil, and guanine pairs with cytosine.
'base-pairing rules' also found in these entries (note: many are not synonyms or translations):