complementation
com·ple·men·ta·tion
noun\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
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