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).
North Asian tick-borne rickettsiosis
One of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted fever, but less severe, with fever, a small ulcer (eschar) at the site of the tick bite, swollen glands nearby (satellite…
Read the definitionRandom terms
Show more- Homeopath A person who practices homeopathy.
- Smad3 A protein in a pathway that helps prevent tumors. Smad3 is a player in a cellular network relay system called…
- Thyrolingual cyst See: Thyroglossal cyst
- Holoprosencephaly A relatively common birth defect of the brain, which often also affects facial features, causing closely…
- Adhesion The union of two opposing tissue surfaces (often in reference to the sides of a wound). Also refers to scar…
- Sitosterolemia A genetic disease involving lipids (fats) in which there is excessive intestinal absorption of dietary…
- Interphase The interval in the cell cycle between two cell divisions when the individual chromosomes cannot be…
- Transposon A short mobile DNA sequence that can replicate and of which copies can be inserted at random sites within…
- Vein A blood vessel that carries blood low in oxygen content from the body back to the heart. The deoxygenated…
- Laryngostasis More commonly known as croup, this is an infection of the larynx, trachea, and the bronchial tubes, that…
- Nonsense mutation A mutation (a change) in a base in the DNA that prematurely stops the translation (reading) of messenger RNA…
- Aluminum A naturally occurring element that makes up about 8% of the surface of the earth and is always found combined…