Doughnut

n.

1.

A small cake (usually sweetened) fried in a kettle of boiling lard.

Noun	1.	doughnut - a toroidal shape; "a ring of ships in the harbor"; "a halo of smoke" Synonyms: anchor ring, annulus, anulus, halo, ring
	2.	doughnut - a small ring-shaped friedcake Synonyms: donut, sinker

anchor ring, annulus, anulus, fairy circle, fairy ring, halo, ring, toroid