Torus

Pronunciation

• IPA: /ˈtɔːrÉ™s/
• Rhymes: -ɔːrÉ™s
• Homophones: Taurus

Origin

From Latin torus ("swelling, protuberance").

Full definition of torus

Noun

1. (topology) A topological space which is a product of two circles.A 4-variable Karnaugh map can be thought of, topologically, as being a torus.
2. (mathematics) The standard representation of such a space in 3-dimensional Euclidean space: a shape consisting of a ring with a circular cross-section: the shape of an inner tube or hollow doughnut.
3. (topology, in combination, n-torus, 4-torus, etc.) The product of the specified number of circles.
4. (architecture) A molding which projects at the base of a column and above the plinth.
5. (botany) The end of the peduncle or flower stalk to which the floral parts (or in the Asteraceae, the florets of a flower head) are attached; see receptacle.

Derived terms

• toric, toroid, toroidal
• solid torus

Anagrams

• roust
• routs
• stour
• tours, Tours