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).
Tight foreskin
See Phimosis
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Show more- Laminectomy A surgical procedure in which the posterior arch of a vertebra is removed. Laminectomy is done to relieve…
- Villus 1. A tiny finger-like or hair-like projection. 2. A small vascular protrusion.Villus is the Latin word for…
- Appendiceal cancer See: Appendix cancer
- Perfluorinated acid A type of chemical that repels water and oil and is resistant to heat and chemical stress. Perfluorooctanoic…
- Particle, alpha A tiny mass of material composed of two protons and two neutrons. Alpha particles do not travel very far from…
- Joint, TM The joint that hinges the lower jaw (mandible) to the skull
- Cell, delta (pancreatic) A type of cell in the pancreas (the organ of the digestive system located behind the stomach). Within the…
- Mucous Pertaining to mucus, a thick fluid produced by the lining of some tissues of the body. 'Mucus' without an 'o'…
- Small saphenous vein The smaller of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Heat stroke Heat stroke: A core body temperature that rises above 104°F (40°C) accompanied by hot, dry skin and central…
- Tympanic cavity The major portion of the middle ear, consisting of a narrow air-filled cavity in the temporal bone that…
- Sex chromosome The X chromosome or the Y chromosome, in humans. The sex chromosomes determine the sex of an individual. As a…