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).
World Health Organization
An agency of the United Nations established in 1948 to further international cooperation in improving health conditions. Although the World Health Organization inherited specific tasks relating to epidemic control, quarantine measures, and…
Read the definitionRandom terms
Show more- Jimmy Fund A children's cancer fund that has been responsible for highly significant work, especially on chemotherapy…
- Completely-in-the-canal hearing aid The smallest and most discreet of the common styles of hearing instruments. Completely-in-the-canal (CIC)…
- Pediatric pyelonephritis Pediatric kidney infection. See: Urinary tract infection in children
- Anion A negatively charged ion. Pronounced an-I-on. An anion is as opposed to a cation, which is a positively…
- Hypnosis A part of healing from ancient times. The induction of trance states and the use of therapeutic suggestion…
- Circum- Prefix meaning around, surrounding, or encircling. As in circumcision, circumflex, and circumjacent. From the…
- Arcus senilis A cloudy opaque arc or circle around the edge of the eye, often seen in the eye of the elderly.
- Accoucheuse French for a woman who is an obstetrician (a physician skilled in the art and science of managing pregnancy…
- Genitalia, female external See: Female external genitalia
- Birt Hogg Dube syndrome See: Birt-Hogg-Dube syndrome
- Sinoatrial node The sinoatrial node (the SA node) is one of the major elements in the cardiac conduction system, the system…
- Carpal tunnel release A surgical procedure to relieve pressure exerted on the median nerve within the carpal tunnel (the carpal…