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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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).
Thyrotropin
A hormone produced by the pituitary gland at the base of the brain in response to signals from the hypothalamus gland in the brain. The suffix -tropin indicates 'an affinity for'. Thyrotropin has an affinity for the thyroid. Thyrotropin is…
Read the definitionRandom terms
Show more- Caseous Cheeselike. In caseous lymphadenitis, the lymph nodes turn into a soft, dry, crumbly mass resembling cheese…
- Keratitis, vaccinia See Vaccinia keratitis
- Somniloquy Sleep talking. Talking in one's sleep is considered a normal phenomenon that is of no medical or…
- Cup, optic The white, cup-like area in the center of the optic disc. The optic disk is the circular area at the back of…
- Spider bites Bites from spiders. These are usually irritating, but not poisonous. Localized reddening and swelling are…
- USP United States Pharmacopeia
- Marker A piece of DNA that lies on a chromosome so close to a gene that the marker and the gene are inherited…
- Racemose aneurysm An aneurysm that looks like a bunch of grapes
- Glossolalia Nonsensical sounds that mimic the rhythms and inflections of actual speech. Glossolalia may be seen in deep…
- Dysphoric mania The concurrent presence of symptoms of depression and mania together. Also called Mixed bipolar state
- Anti-infective Something capable of acting against infection, by inhibiting the spread of an infectious agent or by killing…
- Dopamine An important neurotransmitter (messenger) in the brain. Dopamine is classified as a catecholamine (a class of…