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).
Valve, tricuspid
One of the four heart valves, the tricuspid valve is the first one that blood encounters as it enters the heart. The tricuspid valve is situated between the right atrium and right ventricle and allows blood to flow only from the atrium…
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Show more- Treatment, PUVA See: PUVA
- Hecht's pneumonia Pneumonia: Also known as giant cell pneumonia, this is a deadly but fortunately rare complication of measles…
- Dynacin Brand name for minocycline
- Swallower In the drug trade, an individual used as a drug courier. Also called a body packer. See: Body packer
- Joseph Warshaw See: Warshaw, Joseph
- Jamais vu From the French, meaning 'never seen'. The illusion that the familiar does not seem familiar. The opposite of…
- Ocular conjunctiva That part of the conjunctiva, a clear membrane of the eye, which covers the outer surface of the eye. The…
- Narcotic 1. A drug that causes insensibility or stupor. A narcotic induces narcosis, from the Greek 'narke' for…
- Tachycardia, sinus A fast heartbeat (tachycardia) because of rapid firing of the sinoatrial (sinus) node. The sinoatrial (or…
- Behavior, automatic A behavior that is performed without conscious knowledge and that does not appear to be under conscious…
- Glenoid labrum A ring of fibrocartilage that runs around the cavity of the scapula (wingbone) in which the head of the…
- Nominal aphasia See Anomia