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).
Quasidominant
Pattern of inheritance that seems due to a dominant trait but is in fact due to the mating of a person who has a recessive disorder (with two copies of a gene causing the disease) with someone who is an asymptomatic carrier (with one copy…
Read the definitionRandom terms
Show more- Nerves, cranial Nerves that emerge from or enter the skull (the cranium), as opposed to the spinal nerves which emerge from…
- Hemidesmosome A specialised structure that attaches an epithelial cell to the basement membrane beneath it
- Off-pump Not on the pump, usually meaning not on the heart-lung machine. See also: Off-pump surgery
- Scleroderma Scleroderma: A disease of connective tissue with the formation of scar tissue (fibrosis) in the skin and…
- Jumper's knee See: Patellar tendonitis
- Rhinophyma Pronounced (ryno-fee-ma), a bulbous enlarged red nose and puffy cheeks (like those of the old comedian W.C…
- Carbonmonoxyhemoglobin See: Carboxyhemoglobin
- Cell therapy Treatment with cells. A technology that relies on replacing diseased or dysfunctional cells with healthy…
- Leukocytes Cells that help the body fight infections and other diseases. Also called white blood cells (WBCs).
- Cataract, supranuclear A cataract just above the center (the nucleus) of the lens. See: Cataract
- Allergen A substance that is foreign to the body and can cause an allergic reaction in certain people. For examples…
- Butyric acid An acid that has four carbons in it. The formula for butyric acid is: CH3-CH2-CH2-COOH