toroid

noun

to·​roid ˈtȯr-ˌȯid How to pronounce toroid (audio)
1
: a surface generated by a closed plane curve rotated about a line that lies in the same plane as the curve but does not intersect it
2
: a body whose surface has the form of a toroid

Examples of toroid in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
So, although the vacuum vessel is still basically a toroid, the magnets that loop around the tube are not planar. Chris Lee, Ars Technica, 9 June 2017

Word History

Etymology

New Latin torus

First Known Use

1886, in the meaning defined at sense 1

Time Traveler
The first known use of toroid was in 1886

Dictionary Entries Near toroid

Cite this Entry

“Toroid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/toroid. Accessed 13 Nov. 2024.

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