2D

American

[too-dee] / ˈtuˈdi /

Or 2-D

adjective

of, relating to, or representing something in two dimensions; two-dimensional.

2D computer graphics.

noun

a two-dimensional form or appearance.

The theater is showing that film in 2D and in 3D.

Etymology

Origin of 2D

First recorded in 1960–65

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.

See Examples For:

"In many combinations of 2D materials and insulating layers, the bonding between them is relatively weak," explains Grasser.

From Science Daily ● May 9, 2026

Phosphorus is also capable of forming stable 2D structures.

From Science Daily ● Feb. 16, 2026

"I couldn't even imagine the lesion like this. I'd only ever seen it in 2D."

From Science Daily ● Feb. 15, 2026

While giving no release date for the remakes, it unexpectedly announced a side-scrolling 2D prequel game Sons of Sparta with immediate release.

From BBC ● Feb. 13, 2026

There’s something about how a 3D action looks in a 2D picture that messes with my brain.

From "Clairboyance" by Kristiana Kahakauwila

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