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).
AED (automated external defibrillator)
See: Automated external defibrillator
Read the definitionRandom terms
Show more- Ginseng An herb that has been used to stimulate the adrenal gland and thereby increase energy. It also may have some…
- Fracture, greenstick A fracture in which one side of a bone is broken while the other is bent (like a green stick). NTER> A…
- Ornithine transcarbamylase (OTC) deficiency A rare metabolic disorder, OTC is one of the urea-cycle disorders. The urea cycle is a series of five liver…
- BSL 1. Biosafety level, as in a BSL-4 laboratory. 2.Biohazard safety level. 3.Blood sugar level. 4.British Sign…
- Fusion, spinal See: Spinal fusion
- Carcinoid syndrome A tumor which secretes large amounts of the hormone serotonin. Carcinoid tumor is also called an…
- Amygdaloid nucleus A small oval structure in the temporal lobe of the brain that is closely connected to the hypothalamus, the…
- Eukaryotic Pertaining to eukaryotes
- Rate, sedimentation A blood test that detects and monitors inflammation in the body. It measures the rate at which red blood…
- DNA repair gene A gene engaged in DNA repair. When a DNA repair gene is impaired, mutations pile up throughout the DNA. The…
- Sign, toe An important neurologic test based upon what the toes do when the sole of the foot is stimulated. If the big…
- Blindness Loss of useful sight. Blindness can be temporary or permanent. Damage to any portion of the eye, the optic…