Acronyms and Initialisms

Stumped by an undefined acronym or initialism? Look it up online:

General Terms

Acronym Finder: Over 142,000 general terms from Mountain Data Systems

General terms from University College, Cork

Whatis?.com

Computer Terms

Internet terms from NetLingo

Computer terms from Babel

Computer terms from the Ultimate Computer Acronyms Archive

Computer terms from the Asynchronous Transfer Mode Forum (ATMFORUM)

Aerospace Terms

Aerospace program acronyms from the NASA Strategic Plan

Microgravity research terms from NASA Glenn

Aerospace terms from NASA SP-7

Space mission terms from NASA Instrument and Sensing Technology

Space Shuttle terms from NASA Human Spaceflight site

Space station terms from NASA Johnson

Satellite terms from the Satellite Encyclopedia

Military Terms

Military terms from the U.S. Dept. of Defense

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For information about how to use acronyms, see our Word of the Week article on this topic.

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Last updated: 1/20/2009

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