/hahr"dee wuyn"berrg/ , Genetics.
a principle stating that in an infinitely large, randomly mating population in which selection, migration, and mutation do not occur, the frequencies of alleles and genotypes do not change from generation to generation.
Also called binomial law, Hardy-Weinberg distribution .
[ 1945-50; named after English mathematician G. H. HARDY and German physician Wilhelm Weinberg (1862-1937), who independently formulated it ]