Definition of Doughnut-shaped
1. Adjective. Shaped like a ring.
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Lexicographical Neighbors of Doughnut-shaped
Literary usage of Doughnut-shaped
Below you will find example usage of this term as found in modern and/or classical literature:
1. Chapters in general psychology by Stevenson Smith, Edwin Ray Guthrie (1921)
"The iris is a doughnut shaped muscle containing for the most part circular muscle fibres. When these fibres contract, the hole in the center, the pupil, ..."
2. Priorities in Space Science Enabled by Nuclear Power And Propulsion by Ssb (2006)
"Torus: A doughnut-shaped surface of revolution generated by revolving a circle about an axis coplanar with the circle. TPF: Terrestrial Planet Finder. ..."
3. Explorations in Turkestan, Expedition of 1904: Prehistoric Civilizations of by Raphael Pumpelly (1908)
"39 ANK can best be described as a "doughnut-shaped" stone of fine-grain quartzite conglomerates. Its diameter is 3 inches and that of the hole 0.7 inch (fig ..."
4. Journal of Nervous and Mental Disease by American Neurological Association, Philadelphia Neurological Society, Chicago Neurological Society, New York Neurological Association, Boston Society of Psychiatry and Neurology (1916)
"... appeared to have served as a mould for such a deposit which filled the entire lumen, forming a doughnut-shaped mass completely surrounding the vessel. ..."