3D or 3-D may refer to:

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

Music

• 3D (Three Degrees album)
• 3-D (band), a U.S. rock band of the early 1980s
• 3-D (TLC album)
• 3-D (SPC ECO album)
• 3-D (I See Stars album)
• Robert Del Naja, an English artist and musician in the band Massive Attack
• The 3Ds, a rock band

Other uses

• Biela's Comet, a lost periodic comet discovered in 1826
• 3D (Long Island bus)
• British Rail Class 207 sometimes known as 3Ds
• 3-D Secure, a secure protocol for online credit and debit card transactions
• Threepence (British coin)
• 3D computer graphics
• 3D film
• 3D modeling
• 3D printing
• 3D television

See also

• D3 (disambiguation)

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