Search medical terms and abbreviations with the most up-to-date and comprehensive medical dictionary from the reference experts at Merriam-Webster. Master today's medical vocabulary.

OpenMD's medical dictionary aggregates definitions from leading medical institutions and includes illustrations, phonetic pronunciations, and related terms.

Use this free online medical dictionary search engine to research and learn about medical terminology, pharmaceutical drugs, healthcare equipment, health conditions, medical devices, medical …

By avoiding jargon, the dictionary offers concise and easily accessible information for users searching for descriptions of over-the-counter or prescription medications, medical abbreviations, test …

The latest edition of Taber’s Medical Dictionary Online provides more than 75,000 definitions, 33,700 audio pronunciations, 1,300 images, and 130 videos. Add mobile access to download Taber’s onto …

The A.D.A.M. Medical Encyclopedia includes articles about diseases, tests, symptoms, injuries, and surgeries. Search encyclopedia articles from A to Z.

Master medical terminology with Stedman's Online Medical Dictionary: 110,000+ terms, audio pronunciations, and customizable features for students and professionals.

More than 36,000 entries, a 32-page set of high-quality anatomical plates, and 257 full-color illustrations put dependable medical information at your fingertips.

Medical Dictionary is a free resource to look up medical terms. Trademarks belong to their respective owners. Copyright 1999 - 2026 Medical Dictionary Inc. All Rights Reserved. Privacy Policy. Medical …

Access a free online medical dictionary with over 300 terms to simplify navigation of medical terminology, diagnoses, and treatment options.