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.
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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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Roundworm genome
See: C. elegans genome
Read the definitionRandom terms
Show more- Hypocarbia Less than the normal level of carbon dioxide in the blood. The opposite of hypercarbia
- Fluorescein angiography A test to examine blood vessels in the retina, choroid, and iris of the eye. A special dye is injected into a…
- Hiatal Pertaining to an hiatus, an opening. An hiatal hernia occurs when a part of the stomach protrudes through the…
- ADAMTS2 A gene that encodes a metalloproteinase enzyme. This enzyme is responsible for processing type I, type II…
- Sjogren-Larsson syndrome The Sjogren-Larsson syndrome is a genetic (inherited) disease usually characterized by a triad of clinical…
- Intersexual genitalia Genitalia that are neither typically female nor typically male. Known in clinical medicine as ambiguous…
- PRK (photorefractive keratectomy) A kind of laser eye surgery designed to change the shape of the cornea to eliminate (or reduce) the need for…
- Skin color The color of skin which is complexly determined. Skin color depends on many factors including reddening…
- Immunodeficient Lacking immunity and so susceptible to infection.
- Membranous gingivitis, acute This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- MS 1. Multiple sclerosis. See also entry to: Multiple sclerosis.2. Mass spectrometry
- Q.n.s. On a lab report, q.n.s. (or qns or QNS) means Quantity Not Sufficient. Not enough blood, urine or whatever to…