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).
Pericardium, parietal
The outer layer of the pericardium which is a conical sac of fibrous tissue that surrounds the heart and the roots of the great blood vessels. The pericardium has outer and inner coats. The outer coat is tough and thickened, loosely cloaks…
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Show more- Triple C's Street name for dextromethorphan (DXM)
- Pasteurization A method of treating food by heating it to a certain point to kill pathogenic (disease-causing) organisms but…
- Pharmacopeia Also spelled pharmacopoeia, an official authoritative listing of drugs. Aspirin has, for example, long been…
- Category 3 storm See: Category three hurricane
- Hepar The liver or a preparation made from it. The term hepar is not often used today. It is a direct borrowing of…
- Pediculosis Infested with lice. See also: Head lice; Pubic lice
- Necrobiosis lipoidica See: Necrobiosis lipoidica diabeticorum
- Laminectomy A surgical procedure in which the posterior arch of a vertebra is removed. Laminectomy is done to relieve…
- Metabolism The whole range of biochemical processes that occur within us (or any living organism). Metabolism consists…
- Minimal change disease The most common form of the nephrotic syndrome, a kidney disorder that affects the structures called…
- Prothrombin 20210A mutation See: Prothrombin mutation G20210A
- Angioplasty Procedure with a balloon-tipped catheter to enlarge a narrowing in a coronary artery. Also called…