Intermediate (B1)
IPA: /hɛkˈseɪdɹən/
KK: /hɛkˈseɪdron/
Definition
A three-dimensional shape that has six flat surfaces, known as faces, like a cube.
Example
The architect designed a building in the shape of a hexahedron.
Conversation

Have you ever learned about a hexahedron in math class?

Yeah, I remember it’s a shape with six faces, like a cube.

Right! It’s fascinating how many different types of hexahedron there are.

Totally! I always found geometry to be pretty interesting.
Synonyms & Antonyms
Antonyms
tetrahedron
octahedron
dodecahedron
Root Explanation
Hexahedron → It is formed from "hex-" (from Greek "hex", meaning six) and "hedron" (from Greek "hedra", meaning face or base). The word refers to a solid figure with six faces.
Memory Tip
Think of 'six' ('hex-') and 'faces' ('hedron') to remember that a hexahedron is a solid shape with six faces.
Visually Confused Words
dihexahedron
hexoctahedron
heptahedron
tetrahexahedron
pentahexahedron
hemihedron
decahedron