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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Menstruation, anovular
Menstruation without ovulation. The egg stays within the ovary and usually disintegrates but sometimes it is fertilized, resulting in a life-threatening pregnancy within the ovary
Read the definitionRandom terms
Show more- Osteopath An osteopathic physician who is a Doctor of Osteopathy (D.O.). In most US states, osteopaths must complete a…
- Shock, primary Sudden loss of blood pressure resulting in shock due to pain, fear, and other reactions experienced…
- SCFE Slipped capital femoral epiphysis.
- TGA 1. Transient global amnesia.2. Transposition of the great arteries
- Diet, DASH See: DASH diet
- Myocardial infarction, acute See: Acute myocardial infarction
- Diffuse idiopathic skeletal hyperostosis Diffuse idiopathic skeletal hyperostosis: Abbreviated as DISH. Diffuse idiopathic skeletal hyperostosis is a…
- Coding DNA A sequence of DNA that codes for protein. Coding DNA sequences are separated by long regions of DNA called…
- Syndrome, thrombocytopenia-absent radius See Syndrome, TAR
- Vein, great saphenous The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Hereditary essential tremor See: Essential tremor
- Caecum The caecum (also spelled cecum), the first portion of the large bowel, situated in the lower right quadrant…