toroidal
adjective
to·roi·dal
tȯ-ˈrȯi-dᵊl 
: of, relating to, or shaped like a torus or toroid : doughnut-shaped
a toroidal resistance coil
Examples of toroidal in a Sentence
Recent Examples on the Web
Scientists revealed that the nuclei of hydrogen isotopes form plasma, which, being electrically charged, can be held in isolation from the walls by a magnetic field inside the toroidal vacuum chamber of the reactor (these sorts of reactors are called tokamaks).
—
Prabhat Ranjan Mishra, Interesting Engineering, 12 Sep. 2025
The magnetic field might be shaped like a spiral (called helical) or doughnut shaped (called toroidal).
—Laura Baisas, Popular Science, 13 Aug. 2025
The clever bit is that this sets up toroidal currents in the plasma.
—David Szondy
may 10, New Atlas, 10 May 2025
Outside the shell, 16 electromagnets composed of circular copper coils generate the toroidal part of the magnetic field.
—IEEE Spectrum, 28 Oct. 2024
The issue seems to be that the antenna does not, as stated, give full spherical coverage, but more of a toroidal or donut shape.
—David Hambling, Forbes, 22 Feb. 2024
Two types of aerospike engines—toroidal and linear—differ in shape (as their names suggest), but fundamentally work in the same way.
—Darren Orf, Popular Mechanics, 3 June 2023
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Prabhat Ranjan Mishra, Interesting Engineering, 12 Sep. 2025
The magnetic field might be shaped like a spiral (called helical) or doughnut shaped (called toroidal).
—Laura Baisas, Popular Science, 13 Aug. 2025
The clever bit is that this sets up toroidal currents in the plasma.
—David Szondy
may 10, New Atlas, 10 May 2025
Outside the shell, 16 electromagnets composed of circular copper coils generate the toroidal part of the magnetic field.
—IEEE Spectrum, 28 Oct. 2024
The issue seems to be that the antenna does not, as stated, give full spherical coverage, but more of a toroidal or donut shape.
—David Hambling, Forbes, 22 Feb. 2024
Two types of aerospike engines—toroidal and linear—differ in shape (as their names suggest), but fundamentally work in the same way.
—Darren Orf, Popular Mechanics, 3 June 2023
Cite this Entry
“Toroidal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/toroidal. Accessed 16 Sep. 2025.
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