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).
Designer estrogen
An engineered drug that possesses some, but not all, of the actions of estrogen. Designer estrogens are selective estrogen-receptor modulators (SERMs). For example, raloxifene (trade name Evista) is classified as a SERM because it prevents…
Read the definitionRandom terms
Show more- Iritis Inflammation of the iris. The iris is the circular, colored curtain in the front of the visible of the eye…
- Cell suicide See: Apoptosis
- Lanugo Downy hair on the body of the fetus and newborn baby. It is the first hair to be produced by the fetal hair…
- Midnight children Term applied sometimes to children with xeroderma pigmentosum, a genetic disease with such extraordinary…
- Varicose vein A dilated (widened) tortuous (twisting) vein, usually involving a superficial vein in the leg, often…
- Nephritis, infective tubulointerstitial Inflammation of the kidney due to infection. Symptoms include nausea, pain in the kidney area, fever, and…
- Tablet splitter A device for tablet splitting
- Aneurysm, racemose An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an…
- Mental retardation A syndrome with the following characteristic features: (1) Neurological: Mental retardation and aphasia (lack…
- Conotoxin A toxin made by cone snails (Conidae), also called cone shells, which are fish-eating snails that inhabit…
- Weaver-Smith syndrome. See: Weaver syndrome
- Fecal Relating to the feces, the stool. The excrement discharged from the intestines. From the Latin 'faex' and…