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).
Ascending pathway
A nerve pathway that goes upward from the spinal cord toward the brain carrying sensory information from the body to the brain. In contrast, descending pathways are nerve pathways that go down the spinal cord and allow the brain to control…
Read the definitionRandom terms
Show more- Vertebral arch A circle of bone around the canal through which the spinal cord passes. A vertebral arch is composed of a…
- Compression fracture A fracture caused by compression, the act of pressing together. Compression fractures of the vertebrae are…
- Alagille syndrome Also known as arteriohepatic dysplasia, this is a genetic disorder characterized by jaundice in the newborn…
- Kingella kingae A type of bacteria that has emerged from obscurity to become known as an important cause of invasive…
- Resorption The process of losing substance. Bone, when it is remodeled (reshaped), undergoes both new formation and…
- Ectoparasitosis Infestation with an ectoparasite, a parasite that lives on or in the skin. The four major ectoparasitoses are…
- Poisoning, lead An environmental hazard capable of causing brain damage. In the US lead poisoning is formally defined as…
- Kidney stones, cystine Cystine kidney stones are due to cystinuria, an inherited (genetic) disorder of the transport of an amino…
- IUD (intrauterine contraceptive device) A device inserted into the uterus (womb) to prevent conception (pregnancy). The IUD can be a coil, loop…
- Blot, Western A technique in molecular biology, used to separate and identify proteins. Called a Western blot merely…
- Pavlov pouch At different points along the dogs' digestive tracts, the Russian physiologist Ivan Petrovich Pavlov…
- ADA (American Diabetes Association) The American Diabetes Association (ADA) provides the following introduction: 'The American Diabetes…