3D Computer Aided Design or "3D CAD"

Stereoscopy, any technique capable of recording three-dimensional visual information or creating the illusion of depth in an image

3-D film, any visual presentation system that attempts to maintain or recreate moving images of the third dimension

Something having three dimensions e.g. width, length, and depth

Surround sound, sometimes called 3D sound

Volume, a measure of space

Anaglyph image, a 3D effect when viewed with 2 color glasses

Stereogram, an optical illusion of depth created from a flat, two-dimensional image

Robert Del Naja, an English artist and musician in the band Massive Attack

3D (album), by TLC

3D computer graphics, computer graphics modeling three-dimensional objects

3D/Biela, a lost periodic comet discovered in 1826

Three-dimensional space, the physical universe we live in

Stereo camera, a camera with two or more lenses that simulates human binocular vision

3-D (band), a short-lived American rock band of the early 1980s

A vector space or coordinate space with three dimensions

British threepence coin, written as 3d, from the pre-decimal (£sd) system