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).
RU-486
The French abortion pill, also known as mifepristone. RU-486 has been used in combination with another drug called misoprostol, terminate pregnancy at an early stage. It is used with women who are no more than 7 weeks pregnant. The drug…
Read the definitionRandom terms
Show more- Numb Numb, or numbness is a loss of the sensation of feeling in an area of the body. Numbness results from damage…
- Ig Abbreviation for immunoglobulin, a protein produced by plasma cells and lymphocytes. Immunoglobulins are an…
- Goldring See: Goldring, Sidney
- Mycobacterium avium A slow-growing bacterium found in the soil and in dust particles that causes tuberculosis in birds and swine…
- Disease, Still See: Arthritis, systemic-onset juvenile rheumatoid
- Nerve, oculomotor The oculomotor nerve is the third cranial nerve. (The cranial nerves emerge from or enter the cranium, the…
- Elliptocytosis Hematologic disorder characterized by elliptically shaped red blood cells (elliptocytosis) with variable…
- Supercilious Arrogant, haughty or disdainful. From the raising of an eyebrow ('supercilium' in Latin). Supercilious is an…
- Anemia, Addison Anemia, Addison: A blood disorder caused by a lack of vitamin B12. Patients who have this disorder do not…
- Fatal familial insomnia Abbreviated FFI. An hereditary prion disease characterized by disrupted sleep (insomnia), motor abnormalities…
- Congenital synostosis of cervicothoracic vertebrae See: Klippel-Feil sequence
- Acu- A combining form indicating a relationship to a needle. As in acupuncture. From the Latin acus meaning needle