Because of the list's size, acronyms and initialisms beginning with certain characters appear in separate articles.

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0–9

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• 2D - (i) Two-dimensional
• 2.5D - (p) "Two-and-a-half-dee": two-dimensional computer graphics imitating 3D
• 2G - (i) Second-generation mobile (cellular, wireless) telephone system
• 2.5G - (p) Second-and-a-half-generation mobile telephone system
• 3D - (i) Three-dimensional
• 3G - (i) Third-generation mobile telephone system
• 3i - (i) Investors In Industry (venture capitalists)
• 3M - (i) Minnesota Mining and Manufacturing Company
• 4D - (i) Four-dimensional (usually three spatial plus one temporal dimension, sometimes 4 spatial ones)
• 4G - (i) Fourth-generation mobile telephone system
• 4GL - (i) Fourth-generation programming language
• 4WD - (i) Four Wheel Drive (cf. AWD)

A

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See A

B

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See B

C

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See C

D

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See D

E

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See E

F

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See F

G

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See G

H

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See H

I

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See I

J

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See J

K

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See K

L

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See L

M

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See M

N

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See N

O

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See O

P

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See P

Q

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See Q

R

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See R

S

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See S

T

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See T

U

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See U

V

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See V

W

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See W

X

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See X

Y

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See Y

Z

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See Z

See also

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• Acronyms for Market Segments
• Backronym
• List of AAR reporting marks
• List of portmanteaus
• List of government and military acronyms
• List of U.S. Army acronyms and expressions
• List of all single-digit-single-letter combinations
• List of all single-letter-single-digit combinations
• List of all single-letter-double-digit combinations

External links

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• AbbreviationZ.com directory of acronyms and abbreviations (over 330,000 entries)
• Acronym Finder searchable database of acronyms and abbreviations (over 400,000 entries)
• Acronym Search searchable database of acronyms and abbreviations (over 50,000 entries)
• Acronym Server searchable database of acronyms and abbreviations (over 20,000 entries)
• Apronyms & Acronyms

• IT Acronyms
• NC3A list of acronyms
• Need an apronym created?
• Special Dictionary Acronyms and abbreviation database with lookup function
• The Free Acronym Dictionary, by Farlex
• Logistics World - U.S. Government and Military Acronyms
• U.S. DoD Dictionary of Military and Associated Terms
• Accounting Abbreviations and Accounting Acronyms
• Financial Abbreviations and Financial Acronyms

Lists of abbreviations | Acronyms

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