Acronyms  

Citation Style Guides

General

Acronym Finder - Archive containing over 750,000 human-edited definitions

The Internet Acronym Server - A database of user-submitted acronyms; has been collecting acronyms since 1988

Acronyms and Initialisms - Relevant, up-to-date explanation of the differences between these closely related terms

Acronym Creator - A powerful tool which takes words relating to a new product, object, idea, etc., and comes up with related acronyms

Specific Acronym Look-ups

TUCAA - The Ultimate Computer Acronyms Archive - Large, searchable database of user-submitted computer-related acronyms

Medical Abbreviations - Searchable repository of over 200,000 acronyms used in the medical, biotech, pharmaceutical, and healthcare industries

Internet Acronyms Dictionary - Very thorough dictionary with roughly a thousand entries