Veterinary sites

• English-Spanish Dictionary Of Health Related Terms
  (PDF) This dictionary was developed as an instrument for health care personnel and other professionals working with the Latino population in the United States. The main purpose of the dictionary is to strengthen communication between Spanish-speaking populations and the health workers serving them, and facilitate dialogue by reducing cultural and linguistic barriers.
• Glossary of Veterinary Clinical Abbreviations and Acronyms
• National Cancer Institute Dictionary
  Dictionary of cancer and cancer related terminology provided by the National Cancer Institute.
• Pharma Lexicon
  Look up medical & pharmaceutical acronyms and abbreviations from the Pharma-Lexicon database of over 40,000 terms

Human sites

• Dictionary.com
• Find Out What Any Acronym, Abbreviation, or Initialism Stands For
  With more than 550,000 human-edited entries, 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 4 million acronyms and abbreviations.
• Google Translate
  Translates text/websites, provides a translation dictionary, and allows you to search for non-English language sites (and then translates the page into English). Site also allows you to add a translation browser button to your browser's Links Toolbar to translate web pages or pieces of text with a single click. Still in beta.
• Medical Online Dictionaries & Glossaries
  Over 1,606 links to useful & informative medical & health-related web sites and medical dictionaries in nineteen languages.
• MedTerms.com - Medical dictionary
• Merriam-Webster - Collegiate dictionary
• Merriam-Webster - Collegiate Thesaurus
• Open dictionary
  A collaborative project to produce a freely accessible multilingual dictionary in every language, with meanings, etymologies and pronunciations.
• The On-line Medical Dictionary
• TheFreeDictionary
  English, Medical, Legal, Financial, and Computer Dictionaries, Thesaurus, Acronyms, Idioms, Encyclopedia, a Literature Reference Library, and a Search Engine all in one! About...
• Thesaurus.com
• Veterinary Abbreviations and Acronyms
• Veterinary Terms
  Definitions and Abbreviations

General sites

• Enchantedlearning.com
  What are the Males, Females, Babies, and Groups of Animals Called?