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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Toll receptor
One of a family of receptors that provide a critical link between immune stimulants produced by microorganisms and the initiation of the host defense. Activation of the toll receptors causes the release of antimicrobial peptides…
Read the definitionRandom terms
Show more- Annexin V Annexin V is the cause of a syndrome called the antiphospholipid antibody syndrome with abnormal blood…
- Sporadic primary pulmonary hypertension See: Pulmonary hypertension
- Ganglion Ganglion: The celebrated 2nd century Greek physician Galen ((c. 130-201 A.D.) who lived and worked in Rome…
- Placenta percreta A placenta that invades the uterine wall. In placenta percreta, the vascular processes of the chorion (the…
- B cell A type of white blood cell and, specifically, a type of lymphocyte. Many B cells mature into what are called…
- Metaphase (cell cycle) The stage in the cell cycle (the sequence of events in the life of a cell) when a chromosome is most highly…
- Syndrome, de Lange See: de Lange syndrome
- Gland, tarsal See: Meibomian gland
- Molecules, recombinant DNA A combination of DNA molecules of different origin that are joined using recombinant DNA technology
- Fiber, soluble and insoluble Fiber: Fiber (the portion of plants that cannot be digested by the human digestive tract) is classified as…
- Dyshidrotic eczema Irritation of the skin on the palms of hands and soles of the feet characterized by clear, deep blisters that…
- ECG Abbreviation for electrocardiogram or EKG. The K is from 'kardio' (in German)