Dictionaries

• Acronym FinderThe web's most comprehensive database of acronyms, abbreviations, and initialisms.293,000+ definitions
• Abbreviations of Chemical Compounds Searchable database of chemical compound abbreviations. German/English
• Academic Journal Abbreviations Directory of abbreviations common in academic journals.
• ACRO.IT Acronym Directory Collection of nearly 1200 acronyms for information technology and related subjects.
• Acronym Attic 2 million acronyms in a searchable database.
• Acronym Guide A directory of common acronyms by topic.
• Acronym List A very thorough searchable list of acronyms and abbreviations.
• Acronym Master List for LANL Large list of acronyms, initialisms, abbreviations, and short forms that are used by or useful to Los Alamos National Laboratory.
• Acronym Search Lookup engine with a good vocabulary. Acronym to phrase, phrase to acronym. Suggest new entries.
• Acronym Server Large acronym and abbreviation database.
• Acronym Server Simplified A list of acronyms hosted by University College Cork, gathered from many sources and submitted by users.
• Acronyms and Abbreviations A large database broken down into categories.
• Acronyms and Abbreviations Online translation lookup of English and German Acronyms and Abbreviations.
• Acronyms for Health Information Resources Acronyms for global information and data resources in the health sciences. Not searchable, but most acronyms are linked to relevant websites.
• Acronyms for PC and Server Technologies Glossary of hardware and driver development terms for the Windows Hardware and Driver Central Web site.
• Advertising Acronyms
• AfkWin Afkortingen en Acronyms 31,000 Abbreviations and Acronyms for Netherlands (Holland) and Flanders, but also common International. Downloadable browser and filter software available.
• Agricultural Information Service Acronyms Searchable database of acronyms relevant to international agriculture.
• AJAR: Acronyms, Jargon, Abbreviatons and Rubbish
• Alphabet Soup Explained List of almost 1200 abbreviations, focusing especially on those commonly used on the Internet.
• Babel: Computer-related Acronyms A glossary of computer science and internet acronyms.
• Biomedical Acronym/Definition Database Comprehensive catalog of biomedical acronyms and abbreviations, containing approximately 206,000 out of the estimated 224,000 unique acronyms within MEDLINE. Not human edited.
• British Acronym Search
• Broadband Acronyms & Definitions Focused on providing information relevant to broadband service providers as well as software developers writing applications to service broadband service providers.
• Canonical Abbreviation/Acronym List List of mostly Internet/chat acronyms and abbreviations
• Cartography Acronyms Dictionary of abbreviations and acronyms in geographic information systems, cartography and remote sensing.
• Chat and Usenet Acronyms and Abbreviations Useful and extensive dictionary of chat, usenet and text message acronyms and abbreviations
• Chat Room Acronyms Most of the commonly used acronyms in chat rooms and other text messaging situations.
• Frequently Seen Space/Astronomy Acronyms Acronyms and abbreviations commonly appearing in space-related newsgroups
• German-English Acronym Dictionary (Berlin)
• Hawkman's Automotive Abbreviations Indexed collection of automotive acronyms and abbreviations.
• Health & Safety Acronyms Short list acronyms frequently used in the field of UK Occupational Health and Safety.
• High Energy Astrophysics: Common Acronyms A small, but very specialized reference.
• Index of On-line Acronym and Abbreviation Lists The Opaui Guide to Lists of Acronyms, Abbreviations, and Initialisms on the World Wide Web.
• Medical & Pharmaceutical Abbreviations 200,000 medical and pharmaceutical acronyms plus many other related links
• Military Acronyms, Initialisms, and Abbreviations
• NUMA Dictionary of Banking and Monetary Acronyms DICTIONARY OF DERIVATIVES ACRONYMS
• Quaternary Acronyms and Abbreviations A List of Quaternary Acronyms and Abbreviations
• Security Abbreviations and Acronyms Abbreviations and other terminology frequently used at Lockheed Martin Energy Systems and Lockheed Martin Energy Research.
• World Currency Abbreviations World Currencies listed by ISO 4217 currency abbreviation showing countries where each currency is used and the associated ISO 3166 two-letter country codes. Last updated 10-May-2003.