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).
Behavior center, moral
An area of the brain in what is known as the prefrontal cortex. Children who suffer damage before 16 months of age to the prefrontal cortex in the front of the brain tend later to display pathological behavior problems. From such cases, it…
Read the definitionRandom terms
Show more- Gulf War syndrome A highly controversial syndrome involving a constellation of illnesses experienced by 5,000 to 80,000…
- Carotid stenosis Abnormal narrowing of the carotid artery, often a preamble to a stroke
- PARK11 Familial Parkinson disease type 11
- Stress test, physiologic Although there can be a diversity of physiologic stress tests, this refers here to a physiologic cardiac…
- Power outage preparations It is recommended that people make an emergency plan that includes a disaster supply kit. This kit should…
- Lead-based paint Paint or other surface coatings that, by definition, contain lead in excess of 1.0 milligrams per square…
- Aneurysm, arteriosclerotic See: Arteriosclerotic aneurysm
- Epiglottis The flap that covers the trachea during swallowing so that food does not enter the lungs. Not everything in…
- Delta-storage pool disease See: Hermansky-Pudlak syndrome
- Urethra The transport tube leading from the bladder to discharge urine outside the body. In males, the urethra…
- Pregnancy, acute fatty liver The consumption of alcohol during pregnancy carries the danger of damaging the fetus and causing fetal…
- PROC Protein C