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).
Erythema nodosum
Erythema nodosum: An inflammatory reaction deep in the skin characterized by the presence of tender red lumps or nodules ranging in size from 1 to 5 centimeters most commonly located over the shins but occasionally involving the arms or…
Read the definitionRandom terms
Show more- Gingivitis, acute necrotizing ulcerative (ANUG) This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Norplant contraceptive Implantable progestin in the form of Norplant was approved by the U.S. Food and Drug Administration (FDA) for…
- Second-hand smoke Environmental tobacco smoke that is inhaled involuntarily or passively by someone who is not smoking…
- Neisseria infection See: Meningococcal infection
- Myxomata The plural (along with myxomas) of myxoma
- Chen, Zhong Wei (1929-2004) Chinese surgeon considered the 'father of replantation.' Dr. Chen was the first to reattach a…
- Recurrent respiratory papillomatosis Recurrent respiratory papillomatosis involves the growth of numerous warty growths in the larynx on the vocal…
- Inhibitor, ACE See: ACE inhibitor
- Willis, circle of A cancer of the kidney and one of the most important malignancies in childhood, due to loss or inactivation…
- Meningococcal infection Infection with the bacterium Neisseria meningitidis. (Neisseria was formerly called Meningococcus and the…
- Embryo The organism in the early stages of growth and differentiation from fertilization to, in humans, the…
- Biomagnetic therapy See: Magnet therapy