checkerboard

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Punnett,

Reginald Crundall, English geneticist, 1875-1967.
Punnett square - a grid used in genetics. Synonym(s): checkerboard

checkerboard

the pattern of a chess or draft board; used in many circumstances to display the results of mixing a specific number of variables. The variables are listed in columns designated along the horizontal border and the same or different variables in lines along the vertical border; the results of each mixing are recorded in the box where the columns and lines carrying the ingredients of the mix intersect.
References in periodicals archive ?
Drape yourself in a fringed chequer board scarf (pounds 10)from Dorothy Perkins,black and white check sunglasses (pounds 12),black and white chequerboard bag (pounds 15)both from Miss Selfridge,and adorn arms with large black or white plastic bangles (pounds 4 for two)from the Topshop Freedom range (stockists 0800 7318284).
An American lady was captivated by the way the lawns at Caernarfon Castle in Wales are cut in a chequer board system.
At the end of the room, a new kitchen sits on the stone-stepped former chancel with eye-catching flooring in an angled chequer board pattern.
14&15 Showhome chic How to make a stark statement at home with an ultra-modern black and white colour scheme - without it looking like a chequer board.
For the first few months, when babies only have a visual range of about ten inches, she recommends high contrast black and white patterns particularly chequer board or swirly line designs.