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).
Clostridium perfringens
A type of bacteria that is the most common agent of gas gangrene and can also cause food poisoning as well as a fulminant form of bowel disease called necrotizing colitis. Clostridium perfringens is the same as Clostridium welchii.
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Show more- Lactobacillus acidophilus The bacteria found in milk and fermented milk products, particularly yogurt with 'live cultures' of L…
- Varicose vein A dilated (widened) tortuous (twisting) vein, usually involving a superficial vein in the leg, often…
- Thyroid stimulating immunoglobulin (TSI) A form of immunoglobulin G (IgG) that can bind to thyrotropin (TSH) receptors on the thyroid gland. TSIs…
- Normoxia Normal levels of oxygen. From norm- (normal) + -ox- (oxygen) + -ia = a normal oxygen state.
- Ninth cranial nerve The ninth cranial nerve is the glossopharyngeal nerve. The 12 cranial nerves, the glossopharyngeal nerve…
- Progressive supranuclear palsy Progressive supranuclear palsy: A neurologic disorder of unknown origin that gradually destroys cells in many…
- Armed tapeworm Taenia solium
- Autosomal chromosome Any chromosome except for the sex chromosomes. Humans have 44 autosomal chromosomes, or autosomes
- NS Noonan syndrome, a multifaceted condition characterized by a series of birth defects (congenital…
- Cardiac insufficiency See: Heart failure
- Olfactory bulb A key part of the olfactory apparatus consisting of a bulbous enlargement of the end of the olfactory nerve…
- Jumper's knee See: Patellar tendonitis