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).
Bruise
A bruise or 'contusion' is an traumatic injury of the soft tissues which results in breakage of the local capillaries and leakage of red blood cells. In the skin it can be seen as a reddish-purple discoloration that does not blanch when…
Read the definitionRandom terms
Show more- Immunization, HIB This immunization is designed to prevent diseases caused by Haemophilus influenzae type B (HIB), a bacteria…
- Camisole A straitjacket. The term camisole was borrowed from the French and refers to a woman's garment, usually…
- Osteogenesis The production of bone
- Gap junction beta 2 See: GJB2
- Nutrition Nutrition: 1) The science or practice of taking in and utilizing foods. 2) A nourishing substance, such as…
- Carotid endarterectomy Endarterectomy (a surgical procedure designed to clean out material occluding an artery) done on the carotid…
- Hypothalamic hamartoma A benign tumor of the hypothalamus, the area of the brain that controls body temperature, hunger, and thirst…
- CISM Critical incident stress management
- Hemophagocytic lymphohistiocytosis A rare, cancer-like disorder in which both histiocytes and lymphocytes start to proliferate and attack body…
- Atypical Not typical, not usual, not normal, abnormal. Atypical is often used to refer to the appearance of…
- Disease, rotator cuff Damage to the rotator cuff, a group of four tendons that stabilize the shoulder joint and move the shoulder…
- QNS On a lab report, Quantity Not Sufficient. The sample is not large enough to do the test