Definition

A three-dimensional shape that looks like a doughnut, formed by rotating a circle around an axis that does not touch the circle.

Example

The magnetic field inside a toroid is uniform and can be used in various applications.

Conversation

Have you ever seen a toroid in real life?

No, I haven't! What does it look like?

It's like a doughnut shape, really interesting in math too.

That sounds cool! I'd love to learn more about its properties.

Synonyms & Antonyms

Root Explanation

**Toroid** → It is formed from "torus" (from Greek *toros*, meaning a round, bulging shape) and the suffix "-oid" (meaning resembling or having the form of). The word "toroid" refers to a shape that resembles a torus, which is a doughnut-like structure.

Memory Tip

Imagine a shape that is 'round' ('torus') and 'resembles' something else ('-oid'). This helps you remember that a toroid is a shape that looks like a doughnut.

Visually Confused Words