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With more than 1,000,000 human-edited definitions, Acronym Finder is the world's largest and most comprehensive dictionary of acronyms, abbreviations, and initialisms. Combined with the Acronym Attic, Acronym Finder contains more than 5 million acronyms and abbreviations. You can also search for more than 850,000 US and Canadian postal codes.
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Information Technology (IT)Information technology, Internet/Web, telecommunications, computing & computer science, hardware, software, etc. (over 86,000 definitions)
Examples: AJAX, CMM, DHCP, FTP, HTTP, PDA, RSS, SDK, TCP, WWW
Military & GovernmentLocal, national and international governments, military, defense, defense industry, weapons systems, etc. (over 154,000 definitions)
Examples: DoD, ICBM, ICE, NHS, MoD, NOAA, NSA, OSHA, NZQA
Science & MedicinePopular science, hard science, medicine, nature, engineering, physics, space, astronomy, geology, chemistry, etc. (over 145,000 definitions)
Examples: ACL, DNA, HEPA, LASER, MRI, PTFE, SSRI, TIA, TENS, VOC
Organizations & SchoolsLocal, national, and international organizations, schools, colleges, universities, education, non-profits, NGOs, etc. (over 195,000 definitions)
Examples: ALA, ANWB, BBB, IEEE, MoMA, NEA, UCLA, UN, WTO