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).
Neurofibromatosis
A genetic disorder of the nervous system that primarily affects the development and growth of neural (nerve) cell tissues, causes tumors to grow on nerves, and may produce other abnormalities. Neurofibromatosis (NF) consists of two very…
Read the definitionRandom terms
Show more- Bronchospasm, exercise-induced Also called exercise-induced asthma, this is asthma that is triggered by vigorous physical activity…
- Insertion Chromosome abnormality due to insertion of a segment from one chromosome into another chromosome.
- Prostatic hyperplasia, benign See: Benign prostatic hyperplasia.
- Sleep apnea, obstructive Sleep apnea is a breathing disorder characterized by brief interruptions of breathing during sleep. It owes…
- Bariatric surgery Surgery on the stomach and/or intestines to help a person with extreme obesity lose weight. Bariatric surgery…
- Gower syndrome (situational syncope) The temporary loss of consciousness in particular kinds of situations. (Syncope is temporary loss of…
- Osteopetrosis Thickening of the bones which become abnormally dense due an inherited defect in bone resorption -- the…
- Pilonidal cyst A special kind of abscess that occurs in the cleft between the buttocks. Forms frequently in adolescence…
- Lens, ocular In a microscope, the lens closest to the eye is termed the ocular (the eyepiece) whereas the objective (also…
- Diabetes, juvenile-onset See Diabetes, type 1
- Ethylene oxide A chemical widely used in the health care industry to sterilize medical devices and also used to make other…
- Epidemic scorecard A tally of epidemics. The scorecard, based on estimates from the World Health Organization in 2003, reads as…