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).
Black plague
In 14th-century Europe, the victims of the 'black plague' had bleeding below the skin (subcutaneous hemorrhage) which made darkened ('blackened') their bodies. Black plague can lead to 'black death' characterized by gangrene of the…
Read the definitionRandom terms
Show more- PH A measure of the acidity or alkalinity of a fluid. The pH of any fluid is the measure of its hydrogen ion…
- Voiding cystourethrogram A test done to examine the bladder and urethra while the bladder fills and empties. A radiopaque liquid (that…
- Apnea, central sleep Sleep (CSA): Sleep apnea is a breathing disorder characterized by brief interruptions of breathing during…
- Premature ventricular contraction PVC. A contraction of the lower chambers of the heart, the ventricles, which occur earlier than usual…
- Tarantismo See: Tarantism.
- Cardioverter Although cardioversion (the conversion of one cardiac rhythm to another) may sometimes be done with…
- Pronucleus A cell nucleus with a haploid set of chromosomes (23 chromosomes in humans) resulting from meiosis (germ-cell…
- Disease, Charcot-Marie-Tooth See: Charcot-Marie-Tooth disease
- Gyno- Combining form pertaining to women. From the Greek gyno, gynaikos meaning woman
- Mus musculus genome All of the genetic information contained in Mus musculus, the laboratory mouse. The genomes of particular…
- Phlebitis Inflammation of a vein. With phlebitis, there is infiltration of the walls of the vein and, usually, the…
- Commotio cordis Sudden cardiac arrest from a blunt, nonpenetrating blow to the chest. The basis of the cardiac arrest is…