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).
Cephalgia, histamine
A distinctive syndrome of headaches, also known as cluster headache or migrainous neuralgia. The common pattern of cluster headache is termed 'episodic' and is characterized by 1-3 short attacks of pain each day around the eyes, clustered…
Read the definitionRandom terms
Show more- DISH Diffuse idiopathic skeletal hyperostosis
- Schizophrenia Schizophrenia: One of several brain diseases whose symptoms that may include loss of personality (flat…
- Crapulent Ill from excessive drinking or eating. Surcharged with liquor, or sick with intemperance. The word comes from…
- Plague Plague: The plague is an infectious disease due to a bacteria called Yersinia pestis. Y. pestis mainly…
- Hepatobiliary Having to do with the liver plus the gallbladder, bile ducts, or bile. For example, MRI (magnetic resonance…
- Stroke Stroke: The sudden death of some brain cells due to a lack of oxygen when the blood flow to the brain is…
- Subarachnoid hemorrhage Bleeding within the head into the space between two membranes that surround the brain. The bleeding is…
- Conotoxin A toxin made by cone snails (Conidae), also called cone shells, which are fish-eating snails that inhabit…
- Anatomical snuffbox A hollow seen on the radial aspect (the thumbside) of the dorsum (the back) of the wrist when the thumb is…
- Brachmann-de Lange syndrome See: de Lange syndrome
- Basophil A type of leukocyte (white blood cell) with coarse bluish-black granules of uniform size within the cytoplasm…
- Apnea, obstructive sleep Sleep apnea is a breathing disorder characterized by brief interruptions of breathing during sleep. It owes…