2D

Or 2-D

[too-dee]

adjective

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

   2D computer graphics.

noun

1. a two-dimensional form or appearance.

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

Word History and Origins

Origin of 2D¹

First recorded in 1960–65

Example Sentences

"Moving forward, these lantern units can be assembled into 2D and 3D architectures for broad applications in shape-morphing mechanical metamaterials and robotics," says Yin.

Read more on Science Daily

“There was the 3D real-life version where I was happy, and then there was this 2D world where I got to portray an image of myself,” she said.

Read more on The Wall Street Journal

These imitations can come in flat-packs, be inflatable, 2D or create a radar illusion of a tank by reflecting radio waves in a special way.

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One Russian firm, Rusbal, produces imitations that include 2D decoys to mislead intelligence gathering from the air or space, decoys that mimic the heat given out by engines or radio traffic coming from soldiers' walkie-talkies, and reflectors that fool the enemy's radars.

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The character is somehow more lifeless in three dimensions than in 2D.

Read more on Los Angeles Times