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).
Catheter, hemodialysis
A venous catheter used for hemodialysis (dialysis of the blood). A hemodialysis catheter is a type of central venous catheter. It may be inserted into the subclavian, internal jugular, or femoral veins. Subclavian catheters generally may…
Read the definitionRandom terms
Show more- TRNA Transfer RNA
- Velvet ant sting Common in most parts of the world including the Southern and Southwestern United States, velvet ants are not…
- Synaptic cleft The tiny space between two nerve cells across which the neurotransmitter acetylcholine diffuses
- HPIV Human parainfluenza virus
- Watson, James American biologist (1928-) who, with Francis Crick and Maurice Wilkins, shared the 1962 Nobel prize in…
- Gene, evolutionarily conserved A gene that has remained essentially unchanged throughout evolution. Conservation of a gene indicates that it…
- Cranial nerve IV The fourth cranial nerve, the trochlear nerve, is the nerve supply to the superior oblique muscle of the eye…
- Coagulation In medicine, the clotting of blood. The process by which the blood clots to form solid masses, or clots. More…
- BMP Bone morphogenetic protein
- Cat cry syndrome A disorder caused by the loss of part of the short (p) arm from chromosome 5. Also called the cri du chat (or…
- APLS (antiphospholipid antibody syndrome) Antiphospholipid antibody syndrome): An immune disorder characterized by the presence of abnormal antibodies…
- Gastroschisis A birth defect in which there is a separation in the abdominal wall. Through this opening protrudes part of…