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flexagon

American

[flek-suh-gon, -guhn] / ˈflɛk səˌgɒn, -gən /

noun

a three-dimensional figure having polygonal faces that is constructed from a folded sheet of paper in such a way that different faces are exposed when the figure is flexed along its folds.

Etymology

Origin of flexagon

flex ¹ + -agon (as in hexagon, pentagon, etc.)

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Maybe other people would like to know about this flexagon thing.’

From Scientific American • Oct. 19, 2012

Anyway, your friend shows you something you’ve never seen before: a big flexagon he’s made out of cloth.

From Scientific American • Oct. 19, 2012

This October 21, raise a flexagon to Martin Gardner.

From Scientific American • Oct. 19, 2012

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023