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).
Stasis
Stasis refers to a stoppage or slowdown in the flow of blood (or other body fluid such as lymph). A stasis ulcer is an ulcer (a crater) that develops in an area in which the circulation is sluggish and the venous return (the return of…
Read the definitionRandom terms
Show more- Adverse effect A harmful or abnormal result. An adverse effect may be caused by administration of a medication or by…
- Alice in Wonderland syndrome A syndrome of distorted space, time and body image. The patient with the Alice in Wonderland syndrome has a…
- Acid indigestion Excessive secretion of hydrochloric acid by the stomach cells. Medically known as hyperchlorhydria. Sometimes…
- Birt Hogg Dube syndrome See: Birt-Hogg-Dube syndrome
- Mitochondrial encephalopathy, MELAS MELAS is the acronym for Mitochondrial Encephalopathy, Lactic Acidosis, and Stroke-like episodes. MELAS is a…
- Throat The throat is the anterior (front) portion of the neck beginning at the back of the mouth, consisting…
- Oliver Wendell Holmes, Sr. See: Holmes, Oliver Wendell, Sr.
- Chronic granulocytic leukemia See: Chronic myelogenous leukemia
- American dog tick The tick most commonly responsible for transmitting R. rickettsii, the agent of Rocky Mountain spotted fever…
- Leukemia, acute myeloid Leukemia, acute myeloid: A quickly progressive malignant disease in which there are too many immature…
- CT scan CT scan: Computerized tomography scan. Pictures of structures within the body created by a computer that…
- Fear of cats An abnormal and persistent fear of cats which produces an undue anxiety reaction even though sufferers…