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).
Vinyl chloride
A substance used in manufacturing plastics that is known to be toxic and carcinogenic (cancer-causing). Dangerous exposure to vinyl chloride occurs mainly in the workplace. Breathing high levels of vinyl chloride for short periods of time…
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Show more- Langer-Saldino type achondrogenesis See: Achondrogenesis type II
- Conjunctival fornix The fornix of the conjunctivae refers to loose arching folds connecting the conjunctival membrane lining the…
- Fovea In the eye, a tiny pit located in the macula of the retina that provides the clearest vision of all. Only in…
- Adrenoleukodystrophy A rare genetic (inherited) disorder characterized by the breakdown or loss of the myelin sheath surrounding…
- Septum A word borrowed from the Latin 'saeptum' meaning a 'dividing wall or enclosure.
- Failure, autonomic See: Autonomic failure
- Abse See: Abse, Dannie
- Node, atrioventricular The atrioventricular (AV) node is an electrical relay station between the atria (the upper) and the…
- Epicanthal fold A fold of skin that comes down across the inner angle (canthus) of the eye. The epicanthal fold is more…
- Colporrhaphy Surgical repair of the vagina. The -rrhaphy part of the word comes from the Greek raphe meaning suture
- Breast milk Milk from the breast. Human milk contains a balance of nutrients that closely matches infant requirements for…
- Reinstein syndrome A heritable syndrome characterized by eye disease (specifically, macular degeneration and inverse retinitis…