Definition

A three-dimensional shape with flat surfaces, where all the corners are located in two parallel planes.

Example

The architect designed a building with a prismatoid shape to enhance its aesthetic appeal.

Conversation

Have you ever seen a prismatoid before?

No, I can't say that I have. What is it exactly?

It's a polyhedron where all the vertices are in two parallel planes.

That sounds interesting! I love learning about different shapes.

Synonyms & Antonyms

Root Explanation

Prismatoid → It is formed from "prisma" (from Greek "prisma", meaning something sawed or cut) and "-oid" (from Greek "eidos", meaning form or shape). The word "prismatoid" refers to a shape that resembles a prism.

Memory Tip

Think of a shape that is 'cut' ('prisma') and has a specific 'form' ('-oid') — that's why a prismatoid is a shape that resembles a prism.

Visually Confused Words