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).
Purpura, acute thrombocytopenic
See: Schonlein-Henoch purpura.
Read the definitionRandom terms
Show more- Thyroid gland A gland that makes and stores hormones that help regulate the heart rate, blood pressure, body temperature…
- Iliac horns Symmetrical bilateral central posterior iliac processes. In other words, horn-like malformations of the crest…
- Thrombinogen Better known today as prothrombin, a coagulation (clotting) factor needed for the normal clotting of blood…
- Open reading frame A long sequence of DNA that has no stop codon (no signal to stop reading) and therefore may encode part or…
- Esophagogastric tamponade A procedure in which a balloon is inflated within the esophagus and stomach to apply pressure on bleeding…
- Abbreviations, prescription A prescription, as is well known, is a physician's order for the preparation and administration of a drug or…
- Megacolon An abnormally enlarged colon.
- Drug, antibiotic A drug used to treat bacterial infections. The original definition of an antibiotic was a substance produced…
- Dacryo- A combining form denoting tears, as in dacryocyst (tear sac) and dacryocystorhinostomy (surgery to open up a…
- Nasal Having to do with the nose. Nasal drops are intended for the nose, not (for example) the eyes. The word…
- Proto-oncogene A normal gene which, when altered by mutation, becomes an oncogene that can contribute to cancer…
- Prostatectomy, perineal See: Perineal prostatectomy