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).
Perfect pitch
The inherent human ability to identify a note or sing it without hearing a reference note beforehand. Since most native speakers of languages that use tones to convey meaning have perfect pitch for language, it is now believed that babies…
Read the definitionRandom terms
Show more- Gulf War syndrome A highly controversial syndrome involving a constellation of illnesses experienced by 5,000 to 80,000…
- Lice, pubic See: Pubic lice
- Bad air Any air considered noxious. Today, air filled with tobacco smoke might be considered 'bad air.' So might air…
- Contraceptive device, intrauterine (IUD) A device inserted into the uterus (womb) to prevent conception (pregnancy). The IUD can be a coil, loop…
- Hobbit Nickname for the Flores man (Homo floresiensis). Derived from the fictional race from J. R. R. Tolkien's…
- Helicobacter pylori Helicobacter pylori: Bacteria that cause stomach inflammation (gastritis) and ulcers in the stomach. This…
- Nasogastric tube A tube that is passed through the nose and down through the nasopharynx and esophagus into the stomach…
- Viscus An internal organ of the body, specifically one within the chest (as the heart or lungs) or abdomen (as the…
- Rat, rice See: Rice rat
- Ampulla of Vater An enlargement of the ducts from the liver and pancreas at the point where they enter the small intestine…
- Silver poisoning Silver poisoning, medically termed argyria, causes ashen gray discoloration of the skin (and other tissues of…
- Intravenous immunoglobulin A sterile solution of concentrated antibodies extracted from healthy people that is given straight into a…