• A to Z of Medicinal Drugs (Oxford)
• Diabetes Dictionary
• Dictionary of Food and Nutrition (Oxford)
• Dictionary of Public Health (Oxford)
• Medical Glossaries, Dictionaries and Terminologies - includes links to many glossaries on special medical topics
• MedlinePlus Medical Dictionary
• Medterms.com - short, encyclopedia-length entries
• MeSH - "NLM's controlled vocabulary used for indexing articles for MEDLINE/PubMed"
• On-line Medical Dictionary - at Cancerweb (U.K.)
• Merriam Webster Medical Dictionary

In print in Crumb Library reference collection:

• Health care reform terms. - an explanatory glossary of words, phrases, & acronyms used in today's U.S. "health care reform" movement. (Ref RA 395.A3 S57 1993)
• Health care terms. (Ref RA 423.S55 1991)