3-D, 3D, or 3d may refer to:

Science, technology, and mathematics

Relating to three-dimensionality

3D computer graphics 3D computer graphics, or “3D graphics,” sometimes called CGI, 3D-CGI or three-dimensional computer graphics are graphics that use a three-dimensional representation of geometric data (often Cartesian) that is stored in the computer for th ...

, computer graphics that use a three-dimensional representation of geometric data **

3D film 3D films are motion pictures made to give an illusion of three-dimensional solidity, usually with the help of special glasses worn by viewers. They have existed in some form since 1915, but had been largely relegated to a niche in the motion pict ...

, a motion picture that gives the illusion of three-dimensional perception **

3D modeling In 3D computer graphics, 3D modeling is the process of developing a mathematical coordinate-based representation of any surface of an object (inanimate or living) in three dimensions via specialized software by manipulating edges, vertices, an ...

, developing a representation of any three-dimensional surface or object **

3D printing 3D printing or additive manufacturing is the Manufacturing, construction of a three-dimensional object from a computer-aided design, CAD model or a digital 3D modeling, 3D model. It can be done in a variety of processes in which material is ...

, making a three-dimensional solid object of a shape from a digital model **

3D display A 3D display is a display device capable of conveying depth perception, depth to the viewer. Many 3D displays are stereoscopic displays, which produce a basic 3D effect by means of stereopsis, but can cause eye strain and visual fatigue. Newer ...

, a type of information display that conveys depth to the viewer **

3D television 3D television (3DTV) is television that conveys depth perception to the viewer by employing techniques such as stereoscopic display, multi-view display, 2D-plus-depth, or any other form of 3D display. Most modern 3D television sets use an ...

, television that conveys depth perception to the viewer **

Stereoscopy Stereoscopy (also called stereoscopics, or stereo imaging) is a technique for creating or enhancing the illusion of depth in an image by means of stereopsis for binocular vision. The word ''stereoscopy'' derives . Any stereoscopic image is ...

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

Other uses in science and technology or commercial products

3D projection A 3D projection (or graphical projection) is a design technique used to display a three-dimensional (3D) object on a two-dimensional (2D) surface. These projections rely on visual perspective and aspect analysis to project a complex object fo ...

3D rendering 3D rendering is the 3D computer graphics process of converting 3D modeling, 3D models into 2D computer graphics, 2D images on a computer. 3D renders may include photorealistic rendering, photorealistic effects or non-photorealistic rendering, no ...

3D scanning 3D scanning is the process of analyzing a real-world object or environment to collect data on its shape and possibly its appearance (e.g. color). The collected data can then be used to construct digital 3D models. A 3D scanner can be based on ...

, making a digital representation of three-dimensional objects *

3D video game (disambiguation) A 3D video game (three-dimensional video game) may refer to: *a video game featuring 3D game graphics, which are computed in three directional dimensions *a stereoscopic video game with a stereoscopic depth effect See also * List of stereoscopi ...

3-D Secure 3-D Secure is a protocol designed to be an additional security layer for online credit and debit card transactions. The name refers to the "three domains" which interact using the protocol: the merchant/acquirer domain, the issuer domain, and the ...

, a secure protocol for online credit and debit card transactions * Biela's Comet, a lost periodic comet discovered in 1826 * British Rail Class 207, sometimes known as 3Ds

Music

Artists

* Robert Del Naja (born 1965), also known as 3D, English artist and musician in the band Massive Attack * The 3Ds, a rock band

Albums

* ''3D'' (Go West album), 2010 * ''3D'' (The Three Degrees album), 1979 * ''3-D'' (I See Stars album), the debut album from the band I See Stars * ''3-D'' (SPC ECO album) * ''3-D'' (TLC album), 2002 * ''3-D'' (Wrathchild America album)

Songs

*"3-D", a song by Cheap Trick from their 1983 album '' Next Position Please''

Other uses

3D Aerobatics 3D Aerobatics or 3D flying is a form of flying using flying aircraft to perform specific aerial maneuvers. They are usually performed when the aircraft had been intentionally placed in a stalled position. Introduction In its most basic sense, ...

, a form of flying using flying aircraft to perform specific aerial maneuvers *

3D (Long Island bus) Suffolk County Transit operates a number of bus routes in Suffolk County, New York, United States; a few in the town of Huntington are operated by Huntington Area Rapid Transit. The Villages of Patchogue and Port Jefferson, also have had their ...

, bus service in New York State *

3D Test of Antisemitism The "three Ds" or the "3D test" of antisemitism is a set of criteria which was formulated by Israeli politician Natan Sharansky in order to distinguish legitimate criticism of Israel from antisemitism. The three Ds stand for delegitimization, de ...

, put forth by Israeli politician and human rights activist Natan Sharansky * Middle finger, the third digit (abbreviated 3D) of the hand * Three-dimensional chess * Threepence (disambiguation), a coin used in several countries, abbreviated as '3d' * The 3D ("Dudley Death Drop"), a professional wrestling double-team maneuver