MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Cranial nerve, first
The cranial nerves emerge from or enter the skull (the cranium), as opposed to the spinal nerves which emerge from the vertebral column. There are twelve cranial nerves. The first cranial nerve is the olfactory nerve which carries impulses…
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Show more- Interventional radiologist A radiologist who uses image guidance methods to gain access to vessels and organs. Interventional…
- Cystic acne Acne: This is a type of localized infection (abscess) formed when oil ducts become clogged and infected…
- Behavior therapy A treatment program that involves substituting desirable behavior responses for undesirable ones
- Hives Hives: A raised, itchy area of skin that is usually a sign of an allergic reaction. It can be rounded or…
- Jaundice Jaundice: Yellow staining of the skin and sclerae (the whites of the eyes) by abnormally high blood levels of…
- High-grade lymphoma A lymphoma that grows and spreads quickly but has a better response to anticancer drugs than that seen with…
- Tapeworm, African See Taenia saginata.
- Rat, cotton See: Cotton rat
- Aortic arch syndrome 1. Any disorder that causes occlusion of the arteries that arise from the aortic arch. 2. Synonym for…
- Error, type II See: Error, beta
- C. elegans Caenorhabditis elegans, a roundworm
- Biliary atresia Congenital absence or closure of the major bile ducts, the ducts that drain bile from the liver. Biliary…