0–9

• 0D - Zero-Dimensional
• 1, – Onekama, Michigan
  Onekama, Michigan
  Onekama is a village in Manistee County in the U.S. state of Michigan. The population was 647 at the 2000 census. The village is located on the shores of Portage Lake and is surrounded by Onekama Township. The town's name is derived from "oneka-ma-engh", a native phrase for "portage"...
  
   (word play based on "one, comma")
• 1AM – Air Mechanic 1st Class
• 1D - One-Dimensional
• 2AM
  2AM
  2AM is a South Korean four-member ballad boy band under JYP Entertainment. The members are Jo Kwon, Jinwoon, Seulong, and Changmin. 2AM is one of the two subgroups branched out from the eleven-member boy band One Day, the other being 2PM. They officially debuted on July 11, 2008 on KBS's Music...
  
   – Air Mechanic 2nd Class
• 2D
  2D geometric model
  A 2D geometric model is a geometric model of an object as two-dimensional figure, usually on the Euclidean or Cartesian plane.Even though all material objects are three-dimensional, a 2D geometric model is often adequate for certain flat objects, such as paper cut-outs and machine parts made of...
  
   – (i) Two-dimension
  Dimension
  In physics and mathematics, the dimension of a space or object is informally defined as the minimum number of coordinates needed to specify any point within it. Thus a line has a dimension of one because only one coordinate is needed to specify a point on it...
  
  al
• 2.5D
  2.5D
  2.5D , 3/4 perspective and pseudo-3D are terms used to describe either:* 2D graphical projections and techniques which cause a series of images or scenes to fake or appear to be three-dimensional when in fact they are not, or* gameplay in an otherwise three-dimensional video game that is...
  
   – (p) "Two-and-a-half-dee": two-dimensional computer graphics where some flat images lie in front of others
• 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   – (i) Second-generation mobile (cellular, wireless) telephone system
• 2.5G – (p) Second-and-a-half-generation mobile telephone system
• 2Lt – 2nd Lieutenant
• 3AM – Air Mechanic 3rd Class
• 3D
  Three-dimensional space
  Three-dimensional space is a geometric 3-parameters model of the physical universe in which we live. These three dimensions are commonly called length, width, and depth , although any three directions can be chosen, provided that they do not lie in the same plane.In physics and mathematics, a...
  
   – (i) Three-Dimensional
• 3G
  3G
  3G or 3rd generation mobile telecommunications is a generation of standards for mobile phones and mobile telecommunication services fulfilling the International Mobile Telecommunications-2000 specifications by the International Telecommunication Union...
  
   – (i) Third-generation mobile telephone system
• 3i
  3i
  3i Group plc is a multinational private equity and venture capital company headquartered in London, United Kingdom. It has offices in 13 countries across Asia, Europe and the Americas and had total assets under management of £12.7 billion as at 31 March 2011...
  
   – (i) Investors In Industry (venture capitalists)
• 3M
  3M
  3M Company , formerly known as the Minnesota Mining and Manufacturing Company, is an American multinational conglomerate corporation based in Maplewood, Minnesota, United States....
  
   – (i) Minnesota Mining and Manufacturing Company
• 4D – (i) Four-Dimensional (usually three spatial
  Space
  Space is the boundless, three-dimensional extent in which objects and events occur and have relative position and direction. Physical space is often conceived in three linear dimensions, although modern physicists usually consider it, with time, to be part of a boundless four-dimensional continuum...
  
   plus one temporal
  Time
  Time is a part of the measuring system used to sequence events, to compare the durations of events and the intervals between them, and to quantify rates of change such as the motions of objects....
  
   dimension, sometimes four spatial ones)
• 4G
  4G
  In telecommunications, 4G is the fourth generation of cellular wireless standards. It is a successor to the 3G and 2G families of standards. In 2009, the ITU-R organization specified the IMT-Advanced requirements for 4G standards, setting peak speed requirements for 4G service at 100 Mbit/s...
  
   – (i) Fourth-generation mobile telephone system
• 4GL – (i) Fourth-generation programming language
• 4WD – (i) Four-wheel drive
• 5D - Five-Dimensional
• 6D
  6D (disambiguation)
  6D, 6d, or 6-D can refer to:*Sixpence , various coins*Boeing Model 6D*Jamaica 6d abolition of slavery stamp issue*B-6D, a model of Xian H-6*Grumman KA-6D, a model of Grumman A-6 Intruder...
  
   - Six-Dimensional
• 7D - Seven-Dimensional
• 8D - Eight-Dimensional
• 9D - Nine-Dimensional

See also

• Terms for market segments

• Backronym
  Backronym
  A backronym or bacronym is a phrase constructed purposely, such that an acronym can be formed to a specific desired word. Backronyms may be invented with serious or humorous intent, or may be a type of false or folk etymology....
  
  
• Jargon
  Jargon
  Jargon is terminology which is especially defined in relationship to a specific activity, profession, group, or event. The philosophe Condillac observed in 1782 that "Every science requires a special language because every science has its own ideas." As a rationalist member of the Enlightenment he...
  
  
• List of reporting marks
• List of portmanteaux
• List of government and military acronyms
• List of Hebrew acronyms
• List of information technology acronyms
• List of medical abbreviations
• List of abbreviations in photography
• Wikipedia:List of all single-digit-single-letter combinations
• Wikipedia:List of all single-letter-single-digit combinations
• Wikipedia:List of all single-letter-double-digit combinations
• Wikipedia:TLAs

External links

• Abbreviations.com database of acronyms and abbreviations (over 330,000 entries)
• askacronym.com Ask Acronym acronyms and expansions with a description about it
• Acronym Search database of acronyms and abbreviations (over 50,000 entries)
• Acronyms List database of acronyms and abbreviations (over 40,000 entries)
• Acronym Geek database of acronyms and initialisms (over 4,000,000 entries)
• All Acronyms database of acronyms and abbreviations (over 860,000 entries)
• Apronyms & Acronyms a collection of apronyms
• Smart Define database of acronyms and abbreviations (over 2,000,000 entries)
• Special Dictionary acronyms and abbreviation database
• Laurier Library Canadian Government abbreviations and acronyms]
• Logistics World Transportation Acronyms with some U.S. Government and Military Acronyms