doughnut

1. (figuratively) Any object in the shape of a torus.Examples: "He put on the life jacket and began paddling around. A doughnut life raft popped up out of the ocean in front of him."Synonyms: ring, torus, toroidattributivefiguratively

2. (figuratively) Any object in the shape of a torus.Examples: "In about 1951, the same company sealed into their vacuum doughnuts the regenerative peelers so that X-ray beams or electron beams could be obtained with the sealed off commercial tubes used in […]"Synonyms: ring, torus, toroidfiguratively

3. (figuratively) Any object in the shape of a torus.Synonyms: ring, torus, toroidAustraliaCanadaUSfiguratively

4. (figuratively) Any object in the shape of a torus.Synonyms: ring, torus, toroidfiguratively

5. (figuratively) Any object in the shape of a torus.Examples: "The advantage of the doughnuts was that they spread the weight of the aeroplane over a much larger area of ground, causing less damage to grass, and making them less prone to bogging down in wet conditions."Synonyms: ring, torus, toroidfiguratively

6. (figuratively) Any object in the shape of a torus.Examples: "Place the hair doughnut/ring around your ponytail"Synonyms: ring, torus, toroidfiguratively