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).
Ulcer, gastric
A hole in the lining of the stomach corroded by the acidic digestive juices which are secreted by the stomach cells. Ulcer formation is related to H. pyloridus bacteria in the stomach, anti-inflammatory medications, and smoking cigarettes…
Read the definitionRandom terms
Show more- Sacrum The large heavy bone at the base of the spine, which is made up of fused sacral vertebrae. The sacrum is…
- ENGERIX-B A vaccine against hepatitis B (hep B) to stimulate the body's immune system to produce antibodies against the…
- Systemic-onset juvenile rheumatoid arthritis See: Arthritis, systemic-onset juvenile rheumatoid
- Headache, rebound Headaches experienced by those who have taken ergotamine or analgesic medications for migraines or other…
- Antisense drug A medication containing part of the non-coding strand of messenger RNA (mRNA), a key molecule involved in the…
- Decompress 1. In general, to remove pressure physically or emotionally.2. In surgery, to remove pressure on a structure…
- Tropical cyclone A regionally specific name for a strong tropical cyclone in the Southwest Indian Ocean. Other terms for…
- Snuff Tobacco in the form of a powder that is inhaled into the nose, not smoked. Snuff and chewing tobacco are the…
- ECMO Extracorporeal membrane oxygenation
- Child abuse, verbal Child abuse, verbal: Also known as emotional child abuse, this is the third most frequently reported form of…
- Familial eosinophilia An autosomal dominant condition characterized by an abnormally high level of eosinophils in the blood…
- COL2A1 The gene responsible for the production of the alpha1(II) chain of type II collagen. Mutations in the COL2A1…