Toroid meaning

tôr'oid'
The definition of a toroid is a doughnut-shaped object that is formed by a curved surface, shape or body that rotates around a center point without intersecting it.

An example of a toroid is a doughnut-shaped O-ring.

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A body having the shape of a toroid.
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A doughnut-shaped coil.
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A surface, or its enclosed solid, generated by any closed plane curve rotating about a straight line in its own plane.
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A surface generated by rotating a closed curve about an axis that is in the same plane as the curve but does not intersect it.
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(mathematics) A surface generated by a closed curve (especially a circle) rotating about, but not intersecting or containing, an axis in its own plane.
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A ring-shaped object whose surface is a torus.
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Origin of toroid

  • tor(us) –oid
    From American Heritage Dictionary of the English Language, 5th Edition