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).
Cell cycle
The sequence of events within the cell between cell divisions. The cell cycle is conventionally divided into the following phases: > >G0 (G zero, the G standing for gap) >G1, (G one, the first gap) >S (synthesis phase during which the DNA…
Read the definitionRandom terms
Show more- Shunt, ventriculoatrial A shunt that drains fluid from the cerebral ventricle into the right atrium of the heart
- Multi-infarct dementia Dementia brought on by a series of strokes. See Vascular dementia
- Bony tarsus The bony tarsus is made up of 7 bones that are situated between the bones of the lower leg and the metatarsus…
- Cryptosporidiosis An intestinal infection characterized by diarrhea caused by a microscopic parasite, Cryptosporidium parvum…
- Belly That part of the body that contains all of the structures between the chest and the pelvis. Also called the…
- Endometrial hyperplasia A condition characterized by overgrowth of the lining of the uterus. Hyperplasia means overgrowth. The…
- Catheter, central venous A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- STAT Medical term used to imply urgent or rush. It may appear in lower case letters as stat or in capital letters…
- Vitamin B5 Vitamin B5 is pantothenic acid, one of the less well known B vitamins, perhaps because it is widely…
- Torsion dystonia A form of dystonia known as early-onset torsion dystonia (also called idiopathic or generalized torsion…
- Emergency birth control See: Emergency contraception
- Gastric emptying study Gastric emptying study: A gastric emptying study evaluates the emptying of food from the stomach. For a…