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).
Engram
An enduring change in the brain postulated to account for the persistence of memory. The term 'engram' was coined in 1908 to denote the permanent trace left in the brain by a remembered stimulus, the lasting latent memory engraved into the…
Read the definitionRandom terms
Show more- Medicalize To identify a condition as a disorder requiring medical treatment. The term 'medicalize' is usually used in a…
- Abuse, substance See: Substance abuse
- Sociopath A term once used for someone with what is now called antisocial personality disorder
- Conjunctival melanoma See: Melanoma, conjunctival.
- Unresectable Unable to be removed (resected) by surgery. To resect is to remove. At the time of diagnosis of esophageal…
- Xerogram A picture of the body recorded on paper rather than on film. Also called a xeroradiograph. From the Greek…
- Axelrod See: Axelrod, Julius
- Popliteal Refers to the back of the knee.
- Colchicine Colchicine: A substance found in a plant that is used in clinical medicine for the treatment of gouty…
- MRCP Magnetic resonance cholangiopancreatography, an application of MRI (magnetic resonance imaging) to the…
- Eustachian tube The tube that runs from the middle ear to the pharynx. The function of the Eustachian tube is to protect…
- Sigmoidoscopy, flexible Inspection of the inside of the rectum and lower part of the colon using a thin flexible lighted tube (a…