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).
Medical geography
An important 'new' area of health research that is a hybrid between geography and medicine dealing with the geographic aspects of health and healthcare. Medical geography studies the effects of locale and climate upon health. It aims to…
Read the definitionRandom terms
Show more- Laryngectomy Surgery to remove part or all of the larynx is a partial or total laryngectomy. In either operation, the…
- Syndrome, MELAS MELAS is the acronym for Mitochondrial Encephalopathy, Lactic Acidosis, and Stroke-like episodes. MELAS is a…
- Perchlorate A chemical used as the primary ingredient of solid rocket propellant and in munitions beginning in the 1950s…
- Antibody cross reactivity The ability of an antibody to react with similar antigenic sites on different proteins
- Congenital bilateral absence of vas deferens A condition in males when the tubes that carry sperm from the testes (the vas deferens) fail to develop…
- Pain, knee Causes of knee pain include injury, degeneration, arthritis, infrequently infection and rarely bone tumors.
- Diverticulum, hypopharyngeal See: Zenker diverticulum
- Rectal bleeding Rectal bleeding: Blood passed rectally. Blood in the stool can be bright red or maroon in color. Larger…
- Pachyonychia congenita of the Jadassohn-Lewandowsk E: This is a type of pachyonychia congenita (elephant nails from birth). The characteristic features include…
- Yeast syndrome The yeast Candida has been thought to cause a syndrome with a number of nonspecific problems including…
- Retinoic acid syndrome A syndrome that occurs from treatment with retinoic acid and is characterized by fever, dyspnea (difficulty…
- Dissecting aneurysm A localized widening (dilatation) of an artery (an aneurysm) in which the wall of an artery rips (dissects)…