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.
- 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).
Celsus
(1st century A.D.) Aulus (Aurelius) Cornelius Celsus. Roman encyclopedist whose only surviving work, De Medicina, was rediscovered and printed early in the Renaissance and became influential. His four classical signs of inflammation --…
Read the definitionRandom terms
Show more- Polyendocrinopathy syndrome, autoimmune A genetic autoimmune disease with an extraordinary array of clinical features but characterized most often by…
- Stepfather The husband of a woman who had a child by another man
- Ophthalmopathy Any eye disease. External ophthalmopathy may refer to any disease of the eyelid, cornea, conjunctiva, or eye…
- Th2 A distinct type of T-helper cell. See: T-helper cell
- Chart, Snellen's The familiar eye chart used to measure how well you see at various distances. Snellen's chart is imprinted…
- Elbow, arthritis of the Inflammation (arthritis) of the elbow joint can be due to many systemic forms of arthritis, including…
- Sociopathic personality disorder See: Antisocial personality disorder
- Soper, Fred L. (1893-1977) American physician, epidemiologist and public health administrator. Soper won a Lasker Award in…
- Nerve, twelfth cranial See: Twelfth cranial nerve
- Heebie-jeebies Extreme nervousness. A term coined by the America cartoonist Billy DeBeck (1890-1942) in his comic strip…
- PH, blood See: Blood pH
- Glycohemoglobin Also known as glycosylated hemoglobin, hemoglobin to which glucose is bound, a measure of the long-term…