also donut noun Date: circa 1809 a small usually ring-shaped cake fried in fat, something (as a mathematical torus) that resembles a ~ especially in shape, ~like adjective
DOUGHNUT
Meaning of DOUGHNUT in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012