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).
Heart, artificial
A manmade heart. An artificial heart was temporarily implanted in 1969 by Denton Cooley in Houston, Texas. Complete replacement of the heart by an artificial heart was done in 1982 by William DeVries at Salt Lake City, Utah. Barney Clark…
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Show more- Alpha thalassemia Alpha thalassemia: A blood disorder, thalassemia is not one disease but rather a group of disorders that have…
- Olfaction The sense of smell, part of the chemical sensing system, or the chemosenses. Sensory cells in the nose…
- Fever, Southeast Asian hemorrhagic A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Idiot savant See: Autistic savant. The term 'autistic savant' is preferred to the old term 'idiot savant' as less…
- Library In genetics, a library is an unordered collection of clones (i.e., cloned DNA from a particular organism)…
- Neuropathy Any and all disease or malfunction of the nerves
- Blastocyst A thin-walled hollow structure in early embryonic development that contains a cluster of cells called the…
- Bundling A term employed by the FDA (the US Food & Drug Administration) that refers to the inclusion of multiple…
- Exocrine Pertaining to the secretion of a substance out through a duct. The exocrine glands include the salivary…
- Eosinophilic leukocyte See: Eosinophil
- Exclamation point hair Exclamation point hair is a key diagnostic finding in a disorder called alopecia areata. Alopecia areata is…
- Lactation The process of milk production. Human milk is secreted by the mammary glands, which are located within the…