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).
Bicuspid valve
One of the four valves of the heart, this valve is situated between the left atrium and the left ventricle. It permits blood to flow one way only, from the left atrium into the left ventricle This valve is more commonly called the mitral…
Read the definitionRandom terms
Show more- Family practice The medical specialty which provides continuing and comprehensive health care for the individual and family…
- Gargoylism From the French gargouille (waterspout), the word conveys the often-grotesque image of the medieval cathedral…
- Breast surgeon A surgeon who is especially skilled in operating on the breast. A breast surgeon may biopsy a tumor in the…
- TACE Transarterial chemoembolization, a procedure in which the blood supply to a tumor is blocked (embolized) and…
- Aggressive In oncology, quickly growing, tending to spread rapidly. As, for example, an aggressive tumor
- Willebrand-Juergens disease See: Von Willebrand disease
- Infantile autism Autism: (Also called autism.) A spectrum of neuropsychiatric disorders characterized by deficits in social…
- Testicular cancer Testicular cancer: Cancer of the male sex organ, the testicle, that normally produces the hormone…
- Medical scientist A person who combines expertise in medicine and science. Medical scientists of note might, for example…
- Bis in die (on prescription) Seen on a prescription, bid means twice (two times) a day. It is an abbreviation for 'bis in die' which in…
- Anorgasmia Failure to achieve orgasm (climax) during sexual intercourse. Anorgasmia can result from many causes…
- Syndrome, adult respiratory distress Better known as ARDS. See: ARDS