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).
Exanthem
A rash. The word 'exanthem' comes from the Greek 'exanthema' which means 'a breaking out.' 'Anthos' in Greek is 'a flower,' particularly a flower blossom, so a child breaking out with an rash is likened to a flower bursting into bloom.
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Show more- Ribozyme An RNA molecule that can catalyze its own chemical reactions
- Symptom Any subjective evidence of disease. Anxiety, lower back pain, and fatigue are all symptoms. They are…
- Allergic vasculitis Vasculitis: A disease (also more commonly called the Churg-Straus syndrome) characterized by inflammation of…
- Oral cancer Oral cancer: Cancer within the mouth.
- Menstruation Menstruation: The periodic blood that flows as a discharge from the uterus. Also called menorrhea, the time…
- Dermatitis, atopic A skin disease characterized by areas of severe itching, redness, scaling, and loss of the surface of the…
- Hematochezia Bright red blood in the stool, usually from the lower gastrointestinal tract -- the colon or rectum -- or…
- Thalassemia major The dire disease also known as beta thalassemia. The clinical picture of this form of anemia was first…
- Disease, foot-and-mouth See: Foot-and-mouth disease
- Venereal disease A disease that is contracted and transmitted by sexual contact, caused by microorganisms that survive on the…
- Gonadotropin, human chorionic See: Human chorionic gonadotropin
- Grand mal epilepsy See: Grand mal