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).
Muscle, papillary
Small muscles within the heart that anchor the heart valves. The anchor ropes are the chordae tendineae, thread-like bands of fibrous tissue that attach on one end to the edges of the tricuspid and mitral valves of the heart and on the…
Read the definitionRandom terms
Show more- Immunity, acquired See: Acquired immunity
- Host 1. The organism from which a parasite obtains its nutrition and/or shelter.2. An organism or cell culture in…
- Perrault syndrome An extraordinary genetic syndrome that is inherited in an autosomal recessive manner and affects both males…
- Pityriasis alba A common mild rash of unknown origin that can appear on a person of any age (most commonly at 10-35 years of…
- Rickets, celiac Rickets caused by failure of the intestines to absorb calcium and fat from foods
- Shock, cardiogenic Shock caused by heart failure. The heart fails to pump blood effectively. For example, a heart attack (a…
- Insomnia, fatal familial See Fatal familial insomnia
- Vulvitis Inflammation of the external genital organs of the female (the vulva). The vulva includes the labia…
- Abs Commonly used slang for the abdominal muscles, the muscles running up and down in the abdominal wall. The…
- International AIDS Vaccine Initiative See: IAVI
- Radius In anatomy, the radius is the smaller of the two bones on the thumb side of the forearm. (The bigger one is…
- Shoulder dystocia Halt to spontaneous delivery because the baby's shoulder is wedged behind the mother's pubis, due usually to…