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).
Immunization, serum hepatitis
See Immunization, hepatitis B
Read the definitionRandom terms
Show more- Cell, alpha (pancreatic) A type of cell in the pancreas (the organ of the digestive system located behind the stomach). Within the…
- Aneurysm, saccular An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an…
- Effect, founder A population group with an unusual frequency of a gene due to there having been only a small number of…
- Infection, Neisseria An infection acquired in a hospital. Specifically an infection that was not present or incubating prior to…
- Pycnodysostosis Pycnodysostosis: An inherited disorder of the bone that causes short stature and abnormally dense brittle…
- Colon cancer Colon cancer: A malignancy that arises from the inner lining of the colon. Most, if not all, of these cancers…
- Congenital anemia with spinocerebellar ataxia See: Pagon syndrome
- Quaque die (on prescription) Seen on a prescription, qd (or, written with periods, q.d.) means one a day (from the Latin quaque die). The…
- Teres minor muscle >The teres minor muscle; >The infraspinatus muscle, which (like the teres minor) helps in the outward turning…
- Mite, dust See: Dust mite
- Keratin Protein in the upper layer of the skin, hair, nails and animal horns. The word keratin comes from the…
- Runx-1 A protein that is a transcription factor controlling when genes are switched on or off. Runx-1 acts by…