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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Asian flu
A pandemic of influenza A (H2N2) in 1957-58. First identified in China in late February 1957, the Asian flu spread to the United States by June 1957 where it caused about 70,000 deaths. Also known as Asian influenza. Immunity to this…
Read the definitionRandom terms
Show more- DOC 1. Acronym for 'daily on call.'2. Deoxycorticosterone
- SSRI A flowering plant, Hypericum perforatum, also known as Perforate St John's wort, that has long been believed…
- Testosterone A 'male hormone' -- a sex hormone produced by the testes that encourages the development of male sexual…
- Amebic dysentery Dysentery (inflammation of the intestine) with ulcers in the colon due to infection with an ameba (Entamoeba…
- Patient controlled analgesia See: PCA
- Purpura, Henoch-Schonlein See: Schönlein-Henoch purpura.
- Cytology The medical and scientific study of cells. Cytology refers to a branch of pathology, the medical specialty…
- External genitalia, male See: Male external genitalia
- Cancer, breast Cancer of the tissue containing or involving the milk glands (mammary tissue). Breast cancer is diagnosed…
- Homotrisomy Trisomy of the same chromosome. The occurrence of two children in the same family with trisomy 21 is an…
- Indifferent gonad In embryonic life, the gonad in males and females is initially identical. This gonad is said to be…
- Hypokalemia Low blood potassium. Potassium is the major positive ion (cation) found inside of cells. The chemical…