testcross

[ test-kraws, -kros ]
/ ˈtɛstˌkrɔs, -ˌkrɒs /

noun

a genetic test for heterozygosity in which an organism of dominant phenotype, but unknown genotype, is crossed to an organism recessive for all markers in question.

Origin of testcross

First recorded in 1930–35; test1 + cross

Words nearby testcross

testamentary, testamentary trust, testate, testator, testatrix, testcross, testectomy, testee, tester, testes, testicle