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).
Osteopetrosis
Thickening of the bones which become abnormally dense due an inherited defect in bone resorption -- the process in which old bone is broken down and removed so that new bone can be added to the skeleton. Osteoclasts are the cells…
Read the definitionRandom terms
Show more- Van der Woude syndrome A genetic disorder characterized by pits of the lower lip and by cleft lip and/or cleft palate. It is the…
- Artificial abortion An abortion that is brought about intentionally. Also called an induced or therapeutic abortion. As opposed…
- Bulimia nervosa See Bulimia
- Tear A drop of the salty secretion of the lacrimal glands which serves to moisten the conjunctiva and cornea
- Heart rhythm disorders Heart rhythm disorders: Abnormal rhythm of the heartbeat due to irregularities in transmission of the…
- Green fluorescent protein Abbreviated GFP. A protein that glows green under fluorescent light. Found naturally in the jellyfish…
- Gonad, female The female gonad, the ovary or 'egg sac', is one of a pair of reproductive glands in women. They are located…
- African sleeping sickness Also called African trypanosomiasis, a systemic disease caused by the parasite Trypanosoma brucei that is…
- Conjunctival Pertaining to the conjunctiva, the clear moist membrane that covers the inner surfaces of the eyelids and the…
- Fiber, elastic See: Elastic fiber
- Rate, infant mortality The number of children dying under a year of age divided by the number of live births that year. The infant…
- Pulseless disease Takayasu disease. Called pulseless disease because inflammation of blood vessels (vasculitis) can lead to…