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).
Eye, small
Also called microphthalmia, an abnormally small eye, a congenital malformation (birth defect) of the globe. The related term 'anophthalmia' means no eye and refers to absence of the globe and ocular tissue from the orbit. Microphthalmia…
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Show more- Kalemia The presence of potassium in the blood. The word 'kalemia' is seldom used today although it is the basis for…
- Erythroplakia A reddened patch with a velvety surface found in the mouth
- Surfactant A fluid secreted by the cells of the alveoli (the tiny air sacs in the lungs) that serves to reduce the…
- Nail dysgenesis and hypodontia A genetic disorder characterized by abnormalities of the nails (nail dysgenesis) and the absence of several…
- Stenotic Narrowed, as in a stenotic artery. From the Greek 'stenos' meaning narrow
- Cannabinoid A chemical compound in cannabis. or marijuana. Tetrahydrocannabinol is one of the cannabinoids
- Syndrome, tarsal tunnel See Tarsal tunnel syndrome
- CPEO Chronic progressive external ophthalmoplegia. Slowly progressive paralysis of certain eye muscles. See also…
- Fiber, soluble and insoluble Fiber: Fiber (the portion of plants that cannot be digested by the human digestive tract) is classified as…
- Rehabilitation The process of restoration of skills by a person who has had an illness or injury so as to regain maximum…
- Saddle gall A sore on a horse caused by an ill-fitting saddle. Also called a saddle sore
- Tamponade, chronic A situation in which a chronic excess of fluid inside the pericardial sac and thickening of the pericardial…