We are the world's largest and most comprehensive directory and search engine for acronyms, abbreviations and initialisms on the Internet.

Here are our most popular acronym and abbreviations as logged by our system — the number alongside the entry denotes the amount of searches conducted by our visitors in the last 24 hours.

Browse and search thousands of Medical Acronyms and Abbreviations in our comprehensive reference resource.

Browse and search thousands of Abbreviations that start with A in our comprehensive reference resource.

Browse and search thousands of Mathematics Abbreviations and acronyms in our comprehensive reference resource.

Browse and search thousands of Medical Abbreviations and acronyms in our comprehensive reference resource.

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Browse and search thousands of Veterinary Abbreviations and acronyms in our comprehensive reference resource.

Browse and search thousands of Academic & Science Acronyms and Abbreviations in our comprehensive reference resource.

Browse and search thousands of Military Abbreviations and acronyms in our comprehensive reference resource.