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).
Postmortem examination
An autopsy. Also called a necropsy. Postmortem examinations have been done for more than 2,000 years but during most of this time they were rarely done, and then only for legal purposes. The Roman physician Antistius performed one of the…
Read the definitionRandom terms
Show more- Alternating hemiplegia of childhood A rare neurological disorder with frequent temporary episodes of paralysis of one side of the body…
- Brucellosis An infectious disease due to the bacteria Brucella that causes rising and falling (undulant) fevers, sweats…
- MYH syndrome See: MYH
- Case-fatality proportion The number of cases of a disease ending in death compared to the number of cases of the disease. Usually…
- DNS On a prescription, Do Not Substitute. If a physician orders a particular drug and writes DNS on the…
- Sagittal A crucial large vein that goes over the top of the skull from front to back and then splits to take blood…
- Menetrier disease See: Giant hypertrophic gastritis
- Neurological Disorders and Stroke, Nat'l Institut Of (NINDS): One of the National Institutes of Health in the U.S., the NINDS's mission is to 'support and…
- Chromatography, gas (GC) A type of automated chromatography (a technique used to separate mixtures of substances) in which the mixture…
- Fasciculation Involuntary contractions or twitchings of groups of muscle fibers. Fasciculations can occur in normal…
- Bile acid An acid made by the liver that works with bile to break down fats. On a more technical level, bile acids are…
- Ophthalmitis Inflammation of the eye. Also known as ophthalmia