complementation

noun com·ple·men·ta·tion \ ˌkäm-plə-(ˌ)men-ˈtā-shən , -mən- \

Definition of complementation

1 : the operation of determining the complement of a mathematical set

2 : production of normal phenotype in an individual heterozygous for two closely related mutations with one on each homologous chromosome and at a slightly different position

First Known Use of complementation

1942

in the meaning defined at sense 1

See Words from the same year

NEW! Time Traveler

Medical Dictionary

complementation

noun com·ple·men·ta·tion \ ˌkäm-plə-(ˌ)men-ˈtā-shən, -mən- \

medical Definition of complementation

1 : the formation of neutral colors from complementary colors

2 : production of normal phenotype in an individual heterozygous for two closely related mutations with one on each homologous chromosome and at a slightly different position