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This page will make sure you never confuse convex and concave again! Read the definitions, check out our example sentences, and be sure to follow the twitter feed to see how the internet is using these words in a sentence.
Got convex and concave figured out? Check out the complete index of commonly confused English words.

Definition

1
Convex

Curving or bulging outward

Examples

The telescope has a convex lens.

2
Concave

Curving inward

Examples

A concave piece of concrete

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