Abbreviations & Acronyms

Abbreviations and Acronyms of the US Government - Use the FIND command or the directory to locate the acronym/abbreviation of interest. Also has links to the home pages of the agencies or programs listed.
Abbreviations.com - Search acronyms and abbreviations on the "world's largest acronyms and abbreviations directory."
Acronym Finder - 72,000 acronyms/abbreviations & their meanings. A searchable database containing common acronyms and abbreviations about all subjects, with a focus on computers, technology, telecommunications, and the military. Reverse look-up is also available.
All that JAS: Journal Abbreviation Sources - "A registry of Web resources that list or provide access to the full title of journal abbreviations" - Arranged by subject.
BioABACUS - BioABACUS (Biotechnology ABbreviation & ACronym Uncovering Service) is a searchable database of abbreviations and acronyms in Biotechnology that contains terms in such categories as: Biochemistry, Bioinformatics, Cell Biology, Computers and Internet, Diseases, Grants, Journals, Laboratories, Medicine, Molecular Biology/Genetics, Neuroscience, Other Organizations, Professional Societies and US Government. You may search for biology-related journal names and abbreviations. A link to the journal's home page is provided when available.
IATE - IATE (InterActive Terminology for Europe) "is the EU inter-institutional terminology database. IATE has been used in the EU institutions and agencies since summer 2004 for the collection, dissemination and shared management of EU-specific terminology."
HSU Journal Abbreviation Lookup - A search of the 40,000 plus titles, abbreviations and ISSNs extracted from SFX. Updated monthly.
The Public Broadcasting Acronym Directory - A guide to the alphabet-soup of often-obscure names for organizations and technologies in public broadcasting and the electronic media. Includes addresses and phone numbers as well as links to web sites for organizations.