ciambella

Etymology
. Possibly from. Compare 🇨🇬.

Noun

 * 1)  ring-shaped cake or bread
 * 2)  doughnut
 * 3) any of several other ring-shaped cushions, rubber rings etc.
 * 4) teething ring object designed for a baby or toddler to chew
 * 5)  torus
 * 1)  torus
 * 1)  torus