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).
Acute coronary syndromes
A spectrum of conditions involving chest discomfort or other symptoms caused by lack of oxygen to the heart muscle (the myocardium). The unification of these manifestations of coronary artery disease under a single term reflects the…
Read the definitionRandom terms
Show more- Neo- (prefix) Prefix meaning new. From the Greek 'neos', new, young, fresh, recent. Examples of terms starting with 'neo-'…
- Surgeon General In the United States, the chief medical officer of the U.S. Public Health Service (USPS), the agency…
- Lesbian Female homosexual. The name 'lesbian' comes from the Greek island of Lesbos in the Aegian Sea where in…
- Glossolalia Nonsensical sounds that mimic the rhythms and inflections of actual speech. Glossolalia may be seen in deep…
- Vasculitis Vasculitis: Plural: vasculitides. A general term for a group of diseases that feature inflammation of the…
- National Institute on Drug Abuse (NIDA) Drug Abuse (NIDA): One of the National Institutes of Health in the U.S., NIDA's mission is to 'lead the…
- Lower segment Cesarian section (LSCS) A Cesarian section in which the surgical incision (cut) is made in the lower segment of the uterus
- Keratoma An area of hardened skin, usually called a callus
- D-IBS Diarrhea-predominant IBS (irritable bowel syndrome)
- Amylase An enzyme produced in the pancreas and salivary glands that helps in the digestion of starches. Elevation of…
- Liver transplantation, living donor See: Living donor liver transplantation
- Multiple lentigines syndrome See: LEOPARD syndrome