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).
Otopharyngeal tube
The tube that runs from the middle ear to the pharynx, known also as the Eustachian tube. The function of this tube is to protect, aerate and drain the middle ear (and mastoid). Occlusion of the Eustachian tube leads to the development of…
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Show more- Amyotrophic lateral sclerosis 4 ALS4. A juvenile-onset form of amyotrophic lateral sclerosis (ALS) with no bulbar involvement, inherited in…
- Gullet The esophagus. The words esophagus and gullet differ in origin. Esophagus comes from the Greek whereas gullet…
- Camisole A straitjacket. The term camisole was borrowed from the French and refers to a woman's garment, usually…
- OSA (obstructive sleep apnea) See: Oscillopsia.
- XTC A street name for 3-4 methylenedioxymethamphetamine. See: Ecstasy
- Syndrome, Hantavirus pulmonary The syndrome of familial Hypoparathyroidism, sensorineural Deafness, and Renal dysplasia. Inherited as an…
- Clinodactyly Curving of the fifth finger (the little finger) toward the fourth finger (the ring finger). Sometimes called…
- CSF (colony-stimulating factor) A laboratory-made agent similar to a substance in the body that stimulates the production of blood cells. The…
- Map-dot-fingerprint type corneal dystrophy A disorder in which the cornea (the normally clear front window of the eye) shows geographic map-like lines…
- Orthopaedics The branch of surgery broadly concerned with the skeletal system (bones). This particular term is commonly…
- AST 1. Aspartate aminotransferase, an enzyme normally present in liver and heart cells. AST is released into…
- Vein, superior vena cava A large vein that receives blood from the head, neck, upper extremities, and thorax and empties it into the…