How to Use torus in a Sentence

torus

noun
  • The area is known as a torus, swirling around a black hole in the middle.
    — Julia Musto, Fox News, 14 Jan. 2023
  • These two time dimensions can be traced on to the surface of a torus.
    — Zeeya Merali, Scientific American, 26 July 2022
  • The torus, a sphere with a hole in the middle, is a different form.
    — Pamela Weintraub, Discover Magazine, 28 June 2023
  • At their waist is what looks like the body of the butterfly, but is in fact a torus of dark dust seen edge-on.
    — Keith Cooper, Space.com, 28 Aug. 2025
  • Exactly one dot of every other color will show up on the torus.
    — Kelsey Houston-Edwards, Scientific American, 21 Sep. 2022
  • In the most recent image, a pair of searchlight beams blast from each end of the dusty torus around the central star.
    — Dave Mosher, WIRED, 30 Apr. 2012
  • Because of this, any change in the accretion disk will later be echoed within the torus.
    — Quanta Magazine, 21 Nov. 2018
  • Which meant that while the curvature lines might live on planes and spheres, the overall surface wouldn’t be a torus.
    — Elise Cutts, Quanta Magazine, 20 Jan. 2026
  • First the flat map becomes a cylinder, and then the ends of the cylinder meet, creating a torus.
    — Shalma Wegsman, Quanta Magazine, 6 June 2025
  • To trap a plasma, the magnetic field going around the torus must twist like the stripes on a candy cane.
    — Adrian Cho, Science | AAAS, 6 Feb. 2020
  • As the days went by and the magnetar chomped away at its disk, that torus of material shrank inward.
    — Joseph Howlett, Scientific American, 11 Mar. 2026
  • In this case, there are multiple ways for a light ray to travel around the surface of the torus and return to the same point.
    — Steve Nadis, Quanta Magazine, 27 Jan. 2025
  • At lower angles still, the dust torus starts to the block the highest-energy light from reaching us.
    — Phil Plait, Scientific American, 16 Oct. 2025
  • The torus form and off-center void give a feeling of perpetual motion.
    — Nicola Chilton, CNN, 20 June 2022
  • Another example is the surface of a torus, which resembles a bagel or donut.
    — Manon Bischoff, Scientific American, 23 May 2026
  • It's surrounded by what's called an accretion disk, which is a torus of hot gas swirling around the black hole, waiting to be consumed.
    — Keith Cooper, Space.com, 9 May 2025
  • The unknotting number of both the (2, 7) torus knot and its mirror image is 3.
    — Leila Sloman, Quanta Magazine, 22 Sep. 2025
  • The Euler characteristic of a sphere is 2; that of a torus is 0.
    — Quanta Magazine, 13 Jan. 2015
  • The surface of a sphere and the surface of a torus, for instance, are both two-dimensional manifolds.
    — Quanta Magazine, 23 Mar. 2022
  • This map attempts a kind of 3-D simulation by projecting the map onto a torus.
    — Nathaniel Scharping, Discover Magazine, 29 Nov. 2022
  • Gauss-Bonnet implies that the average curvature of a torus, and of any shape with a single hole in it, is zero.
    — Spyridon Michalakis, Scientific American, 1 Aug. 2020
  • Surprisingly, the space of two-note chords is a Möbius strip, and the space of three-note chords is a kind of twisted triangular torus.
    — George Hart, Scientific American, 14 Aug. 2013
  • An animation of the central torus of gas and dust, thought to surround the supermassive black hole of an active galaxy.
    — Amina Khan, latimes.com, 12 July 2018
  • String theory and number theory have common ground in a specific kind of elliptic curve from a torus.
    — Caroline Delbert, Popular Mechanics, 2 Mar. 2020
  • Each chip is connected to six other chips, and the whole system is connected in the shape of a torus to ensure all connecting wires are equally short.
    — IEEE Spectrum, 8 May 2024
  • The rats got a quarter of a torus of the sugary treat; their driving instructors no doubt threw back a few handfuls when rotating and balancing the tires.
    — Steve Mirsky, Scientific American, 1 Jan. 2020
  • This matched the spectral fingerprints of solid carbon dioxide, confirming the presence of dry ice within the torus.
    — Rupendra Brahambhatt, Interesting Engineering, 15 Mar. 2026
  • One [Gardner puzzle book] had a picture on the cover of what mathematicians call a torus, the shape of a doughnut or a bagel.
    — Sarah Lewin Frasier, Scientific American, 29 Oct. 2024
  • Those wavelengths allowed the team to view not only each quasar’s accretion disk, but also its torus — the doughnut-shape ring of dust clouds that wraps around the accretion disk.
    — Quanta Magazine, 21 Nov. 2018
  • Then a series of prints and embroideries play with using scribbles to mark points on a grid—either flat, or applied to mathematical shapes like a torus or sphere.
    — Jonathan Evans, Esquire, 6 Feb. 2017

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'torus.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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