Pun·nett square noun \ˈpə-nət-\
: an n × n square used in genetics to calculate the frequencies of the different genotypes and phenotypes among the offspring of a cross
Origin of PUNNETT SQUARE
Reginald C. Punnett
†1967 English geneticist
First Known Use: 1942
Seen & Heard
What made you want to look up Punnett square? Please tell us where you read or heard it (including the quote, if possible).