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).
Tonsil stone
A tiny stone (calculus) in the tonsils. These stones, called tonsilloliths, are found within little pockets (crypts) in the tonsils that typically form in chronic recurrent tonsillitis and harbor bacteria. The stones are foul-smelling…
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Show more- Anorexia nervosa Anorexia nervosa: See Anorexia.
- Tapeworm infection, pork Known medically as cysticercosis, an infection caused by Taenia solium (the pork tapeworm). Infection occurs…
- Blepharospasm Involuntary forcible closure of the eyelids. The first symptom may be uncontrollable blinking. Only one eye…
- Denervation Loss of nerve supply. There are many causes of denervation. Denervation may be due to a disease as, for…
- Broca's area An area of the cerebral motor cortex in the frontal lobe of the brain that is responsible for speech…
- Fourth disease A disorder characterized by a rash due to a toxin produced by Staphylococcus aureus (Staph aureus bacteria)…
- Urea breath test (UBT) The urea breath test (UBT) is a procedure for diagnosing the presence of a bacterium, Helicobacter pylori (H…
- Artery, carotid See: Carotid artery
- HCV PCR genotype test See: HCV PCR
- Pacemaker, internal A device that uses electrical impulses to regulate the heart rhythm or to reproduce that rhythm. An internal…
- Meniscus, medial knee The word 'meniscus' refers to a crescent-shaped structure. The medial meniscus of the knee is a thickened…
- San Joaquin Valley disease A disease also called coccidioidomycosis (CM) due to a fungus called Coccidioides immitis. About 40% of…