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).
Ventricular arrhythmias
Abnormal rapid heart rhythms (arrhythmias) that originate in the lower chambers of the heart (the ventricles). Ventricular arrhythmias include ventricular tachycardia and ventricular fibrillation. Both are life threatening arrhythmias most…
Read the definitionRandom terms
Show more- Cervical cancer Cervical cancer: Cancer of the entrance to the womb (uterus). The cervix is the lower, narrow part of the…
- Peptidyl-prolyl cis/trans isomerase An enzyme also known as Pin1. See: Pin1
- Acute HIV infection The body's initial reaction to infection by the HIV virus. Acute HIV infection is a flu-like syndrome that…
- Immunization, hepatitis A See: Hepatitis A immunization
- Gingivitis, fusospirochetal This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Node, Heberden A small fixed bump on the finger, usually at the last joint of the finger, Heberden's node is a calcified…
- WBS Wiedemann-Beckwith syndrome. See: Beckwith-Wiedemann syndrome
- Taenia armata Taenia solium
- Forensic anthropology The application of the science of physical anthropology to the legal process. Forensic anthropology includes…
- Syndrome, SAPHO SAPHO syndrome: SAPHO syndrome is an eponym for a condition which is characterized by a combination of: >…
- Fistula An abnormal passageway in the body. The fistula may go from the body surface into a blindpouch or into an…
- Leg In popular usage, the leg extends from the top of the thigh down to the foot. However, in medical…