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).
Ribosome
An RNA molecule that can catalyze its own chemical reactions.
Read the definitionRandom terms
Show more- X-rays during pregnancy See: Prenatal radiation exposure
- ASAT Anemia, sideroblastic, and spinocerebellar ataxia. See:href='/script/main/art.asp?articlekey=34082'>Pagon…
- Social phobia Excessive fear of embarrassment in social situations that is extremely intrusive and can have debilitating…
- Deficiency, ceruloplasmin Lack of the protein ceruloplasmin from the blood and accumulation of iron in the pancreas, liver and brain…
- Blalock-Taussig operation A pioneering heart operation named after the American surgeon Alfred Blalock (1899-1964) and the pediatric…
- Trocar A sharply pointed shaft, usually with a three-sided point. A trocar may be used within a cannula, a hollow…
- Pinealoma An uncommon slow-growing tumor of the pineal gland. Symptoms include hydrocephalus, paralysis of upward gaze…
- Cardiomyopathy, dilated See: Dilated cardiomyopathy
- Gravid Pregnant
- Germ cell tumor A tumor that arise from a germ cell. These tumors may arise within the gonads -- the ovary and testis. Most…
- Artery, carotid See: Carotid artery
- Pressor substance A substance that elevates the arterial blood pressure. For example, prostacyclin (prostaglandin PGI2) is a…