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).
Amaurotic familial idiocy
An outdated term for Tay-Sachs disease (TSD) which is concisely defined by OMIM (Online Mendelian Inheritance in Man) as 'an autosomal recessive, progressive neurodegenerative disorder, which in the classic infantile form, is usually fatal…
Read the definitionRandom terms
Show more- Flavivirus encephalitis Encephalitis (inflammation of the brain) due to a flavivirus, a virus transmitted by a mosquito or tick…
- Ataxia-telangiectasia A progressive neurodegenerative genetic disease characterized by cerebellar ataxia (incoordination and lack…
- Adenocarcinoma A cancer that develops in the lining or inner surface of an organ. More than 95 percent of prostate cancers…
- Gonarthritis Inflammation of the knee joint
- Syndromatic hepatic ductular hypoplasia Also called Alagille syndrome or arteriohepatic dysplasia, this is a genetic disorder characterized by…
- Traditional oriental medicine This is a sophisticated form of medicine comprised of many systematic techniques and methods, including…
- Fragile site A term devised in 1969 by Frederick Hecht to denote a heritable point on a chromosome where gaps and breaks…
- Pasteur, Louis French chemist and biologist (1822-1895) who invented pasteurization, developed the germ theory, founded the…
- Leukemia Leukemia: Cancer of the blood cells. The growth and development of the blood cells are abnormal. Strictly…
- Ear, outer There are three sections of the ear. They are the outer ear, the middle ear, and the inner ear. The outer ear…
- Genome, Vibrio cholerae The genome of the bacterium that causes cholera. This genome contains over 4 million bases in its DNA…
- Cranium The upper portion of the skull, which protects the brain. The bones of the cranium include the frontal…