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).
Pain unit
A measurement of the intensity of pain. See also: Dol
Read the definitionRandom terms
Show more- Thoracic aneurysm A local widening and bulging of a vessel (an aneurysm) within the thorax (chest). See: Aortic aneurysm. An…
- Migraine without aura See: Common migraine
- Dermoid cyst of the ovary Cyst of the ovary : A bizarre tumor, usually benign, in the ovary that typically contains a diversity of…
- Heat-related illness A person with symptoms including headache, nausea, and fatigue after exposure to heat probably has some…
- Facioscapulohumeral muscular dystrophy A form of muscular dystrophy that typically begins before age 20 with slowly progressive weakness of the…
- Denver Developmental Screening Test The Denver Developmental Screening Test (DDST) is a widely used assessment for examining children 0-6 years…
- Pachydactyly Thick fingers or toes. A feature, for example, of neurofibromatosis. From the Greek pachys, thick + daktylos…
- Imperforate anus A congenital malformation (a birth defect) in which the rectum is a blind alley (a cul-de-sac) and there is…
- Nephrocalcinosis The deposition of calcium (in the form of calcium phosphate and calcium oxalate) in the substance of the…
- Mitochondria Normal structures responsible for energy production in cells. Mitochondria are located in the cytoplasm…
- Virginal membrane A thin membrane which completely or partially occludes the vaginal opening. This fold of mucous membrane is…
- Fever, desert A disease also called coccidioidomycosis (CM) due to a fungus called Coccidioides immitis. About 40% of…