Watson-Crick model: Meaning and Definition of

Wat'son-Crick' mod"el

Pronunciation: (wot'sun-krik'), [key]
— Biochem. Biochem.
  1. a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.