MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
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On a prescription, every three hours
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Show more- Leech 1. An aquatic parasite that sucks blood from animals. Leeches play a role in medicine today. See: Leech…
- Upper GI series Upper GI series: A series of x-rays of the esophagus, stomach, and small intestine (upper gastrointestinal…
- Symphysiotomy A surgical procedure to effect an immediate dramatic increase in the size of the pelvic outlet to permit…
- HCFA The Health Care Finance Administration, the part of the U.S. Department of Health and Human Services (HHS)…
- Double helix The structure of DNA with the two strands of DNA spiraling about one other. The double helix looks something…
- Yersiniosis An infectious disease caused by a bacterium called Yersinia enterocolitica (and, less often, other forms of…
- Antenatal surgery The surgical treatment of the fetus before birth. Also called prenatal surgery or, most often, fetal surgery…
- Anal papilla A skin tag that projects up from the junction between the skin and the inside lining of the anus. Anal…
- Cartilage Firm, rubbery tissue that cushions bones at joints. A more flexible kind of cartilage connects muscles with…
- Prenatal care During pregnancy, women should receive regular health care from an obstetrician or midwife. Services needed…
- Contact eczema A localized reaction that includes redness, itching, and burning where the skin has come into contact with an…
- UGA A triplet consisting of uracil,guanine, adenine, in that order, that acts as a stop codon in messenger RNA…