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).
Brill-Zinsser disease
Recrudescence of epidemic typhus years after the initial attack. The agent that causes epidemic typhus (Rickettsia prowazekii) remains viable for many years and then when host defenses are down, it is reactivated causing recurrent typhus…
Read the definitionRandom terms
Show more- BCNS Basal cell nevus syndrome, also known as the Gorlin syndrome
- Mutation, missense Mutation, missense: A genetic change involving the substitution of one base in the DNA for another which…
- Care, ambulatory See: Ambulatory care
- Syndrome, Li-Fraumeni (LFS) This is an extraordinary cancer family syndrome. People with LFS have a tendency to develop a great diversity…
- Colposcope A lighted magnifying instrument used by a gynecologist to examine the tissues of the vagina and the cervix…
- Akinetic Without movement (or without much movement). A term used in neurology to denote the absence (or poverty) of…
- Test, Denver Developmental Screening The Denver Developmental Screening Test (DDST) is a widely used assessment for examining children 0-6 years…
- Computer addiction A disorder in which the individual turns to the Internet or plays computer games in an attempt to change…
- Stomach flu So-called 'stomach flu' actually has nothing to do with the influenza (flu) virus. This term is sometimes…
- Uricaciduria The presence of excess uric acid in the urine, which may be a sign of gout or kidney stones
- Von Hippel-Lindau syndrome A genetic disease characterized by: > >hemangioblastomas (benign blood vessel tumors) in the brain, spinal…
- Lymph node The first lymph node ("gland") to receive lymphatic drainage from a tumor. Which lymph node is the sentinel…