MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Tranquilizer
In pharmacology, a drug that calms and relieves anxiety. The first tranquilizer, chlordiazepoxide hydrochloride (brand name: Librium) received FDA approval in 1960. Tranquillizers range in potency from mild to major, with increasing levels…
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Show more- Citrulline A non-standard amino acid that is not normally present in protein. Citrulline is created in the body as an…
- His disease This is a parasite (louse-borne) disease that was first recognized in the trenches of World War I and so was…
- P arm of a chromosome The short arm of a chromosome. The 'p' comes from the French 'petit' meaning small. All human chromosomes…
- Contact dermatitis, allergic Also called allergic contact eczema, this is a red, itchy, weepy reaction where the skin has come into…
- Arteritis, cranial A serious disease characterized by inflammation of the walls of the blood vessels (vasculitis). The vessels…
- Anthropology, forensic Forensic: See: Forensic anthropology
- Nervous system, sympathetic A part of the nervous system that accelerates the heart rate, constricts blood vessels, and raises blood…
- Blind 1. Unable to see. Without part or all of the sense of sight.2. In a clinical trial, not to know the treatment…
- Health, industrial A branch of public health concerned with the health and well-being of workers. Its aims are to eliminate…
- Stent, medicated See: Coated stent
- Cage, rib The structure formed by the thoracic vertebrae and ribs, the sternum (breastbone), and the costal cartilages…
- Lingual gyrus An area in the occipital lobe, the visual processing center in the brain. The lingual gyrus extends to the…