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.
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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).
Roux-en-Y gastric bypass
Roux-en-Y gastric bypass: A surgical procedure which may be done for severe obesity. The procedure involves cutting the stomach in two to create a pouch out of the smaller proximal (near) portion of the stomach, attaching it to the small…
Read the definitionRandom terms
Show more- Live animal market See: Wet market
- Alternative medical system A system of alternative medicine built upon a complete system of theory and practice. Often, such systems…
- Metacentric chromosome A chromosome with arms of equal length.
- Streptococcus A group of bacteria, familiarly known as strep, that cause a multitude of diseases. The name comes from the…
- Leptomeningeal Having to do with the leptomeninges, the two innermost layers of tissues that cover the brain and spinal…
- St John's wort A flowering plant, Hypericum perforatum, also known as Perforate St John's wort, that has long been believed…
- Bone, zygomatic The bone that forms the prominence of the cheek. The zygomatic bone is also known as the zygoma, the…
- AAOS (American Academy of Orthopaedic Surgeons) The professional organization of American orthopaedists. Literally, the practice of child straightening…
- Refraction test Also termed vision test, the refraction test is an examination that tests an individual's ability to see an…
- Perichondritis Inflammation of the perichondrium, a dense membrane composed of fibrous connective tissue that closely wraps…
- Disease, polycystic ovarian Scrub typhus, a mite-borne infectious disease caused by a microorganism, Rickettsia tsutsugamushi…
- Disease, Behcet's See: Behcet's syndrome