doughnut

from WordNet (r) 3.0 (2006)

doughnut
    n 1: a toroidal shape; "a ring of ships in the harbor"; "a halo
         of smoke" [syn: {ring}, {halo}, {annulus}, {doughnut},
         {anchor ring}]
    2: a small ring-shaped friedcake [syn: {doughnut}, {donut},
       {sinker}]

from The Collaborative International Dictionary of English v.0.48

Doughnut \Dough"nut\, n.
   A small cake (usually sweetened) fried in a kettle of boiling
   lard.
   [1913 Webster]