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).
Corneal dystrophy, Cogan
A disorder in which the cornea (the normally clear front window of the eye) shows grayish fingerprint lines, geographic map-like lines, and dots (or microcysts) on examination with a slit-lamp that focuses a high intensity light beam as a…
Read the definitionRandom terms
Show more- Haemophilus influenzae type B (HIB) immunization This kind of immunization is designed to prevent diseases caused by Haemophilus influenzae type B (HIB), a…
- Cholangiopancreatography, endoscopic retrograde See Endoscopic retrograde cholangiopancreatography
- Dumdum fever Also called kala-azar, a chronic, potentially fatal parasitic disease of the viscera (the internal organs)…
- Syndrome, hypoplastic left heart A form of congenital heart disease in which the whole left half of the heart (including the aorta , aortic…
- Skin graft, porcine A skin graft in which pig skin is used. Like grafts from human donors, porcine grafts are usually just a…
- Fluoroscopy An x-ray procedure that makes it possible to see internal organs in motion. Fluoroscopy uses x-ray to produce…
- Abdomen, acute The abrupt (acute) onset of abdominal pain. A potential medical emergency, an acute abdomen may reflect a…
- Version 1. In obstetrics, the process of turning the fetus. A cephalic version brings the fetal head into the birth…
- Cholecystitis Inflammation of the gallbladder, a complication of gallstones which are formed by cholesterol and pigment…
- Autologous In blood transfusion and transplantation, a situation in which the donor and recipient are the same person…
- Fear of intercourse An abnormal and persistent fear of male-female sexual intercourse. Sufferers of this fear experience undue…
- Seroconversion Seroconversion: The development of detectable antibodies in the blood directed against an infectious agent…