MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Anal incontinence
Inability to hold feces in the rectum. This is due to failure of voluntary control over the anal sphincters. This failure results in the untimely passage of feces and gas. There are many causes of anal incontinence, including congenital…
Read the definitionRandom terms
Show more- Acute confusional state See: Delirium
- Latent Hidden, dormant, inactive. The virus that causes chickenpox remains latent after the initial attack of…
- Ear, middle There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The middle…
- JP drain The original suction drain. The drain itself is inside the body. It is made of Teflon and has multiple…
- Agammaglobulinemia Total or near-total absence of gamma globulin, a protein fraction of the blood rich in antibodies, due to…
- Wilkins, Lawson American physician (1894-1963) who founded pediatric endocrinology. At Johns Hopkins Medical School in…
- Sinus tachycardia A fast heartbeat (tachycardia) because of rapid firing of the sinoatrial (sinus) node. The sinoatrial (or…
- Error of the second kind See: Error, beta
- Medullary cystic kidney disease, recessive Ssive type: A childhood genetic kidney disease in which there is progressive symmetrical destruction of the…
- New Engl J Med The New England Journal of Medicine
- Five-lipoxygenase-activating protein See: FLAP
- Stenosis A narrowing, as in: > >aortic stenosis (narrowing of the aortic valve of the heart), >pulmonary stenosis…