MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Frontal bone
The large bone that makes up the forehead and supplies the upper edge and roof of the orbit (eye socket). The frontal bone articulates (comes together) with a number of other bones including the parietal, nasal, ethmoid, maxillary, and…
Read the definitionRandom terms
Show more- Vaginosis, bacterial See: Bacterial vaginosis
- Acetabular labrum Acetabular labrum: A ring of fibrocartilage (fibrous cartilage) that runs around the acetabulum (cup) of the…
- NIDDK (Nat'l Institute of Diabetes and Kidney) And Kidney Diseases): One of the National Institutes of Health in the U.S., the NIDDK has a multisystem name…
- Reflex A reaction that is involuntary. The corneal reflex is the blink that occurs with irritation of the eye. The…
- Bone mineral density BMD, a measure of bone density, reflecting the strength of bones as represented by calcium content. The BMD…
- Trypanosoma cruzi The parasitic microorganism that causes Chagas disease. See: Chagas disease
- Pectoral muscles Muscles of the 'anterior chest' (the front of the chest). Familiarly called the pecs. The Latin 'pectus'…
- River blindness Onchocerciasis, a disease caused by a parasitic worm (Onchocerca volvulus) which is transmitted to persons by…
- Circinate balanitis A form of skin inflammation around the penis in males with Reiter's syndrome. The skin around the shaft and…
- Membrane cofactor protein See: MCP
- Tamponade, chronic A situation in which a chronic excess of fluid inside the pericardial sac and thickening of the pericardial…
- Granulomatous colitis Crohn's disease of the colon (the large intestine). Crohn's disease is a chronic inflammatory disorder…