F1 hybrid
FIRST-GENERATION HYBRID (OR CROSSBREED) ANIMAL OR PLANT
F1 hybrids; F1 generation; First filial; First filial generation; Filial generation; F2 hybrid; F1 cross; F1 (breeding); F1 crossbreed; F2 generation
An F1 hybrid (also known as filial 1 hybrid) is the first filial generation of offspring of distinctly different parental types. F1 hybrids are used in genetics, and in selective breeding, where the term F1 crossbreed may be used.