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).
Epilepsy, Jacksonian
Epilepsy, Jacksonian:A brief alteration in movement, sensation or nerve function caused by abnormal electrical activity in a localized area of the brain. Seizures of this type typically cause no change in awareness or alertness. They are…
Read the definitionRandom terms
Show more- Case-fatality proportion The number of cases of a disease ending in death compared to the number of cases of the disease. Usually…
- Nucleotide >A nitrogenous base (A, G, T, or C in DNA; A, G, U, or C in RNA), >A phosphate molecule, and >A sugar…
- Trimethylaminuria (TMA) An inborn error of metabolism associated with an offensive body odor, the smell of rotting fish, due to the…
- Albumin The main protein in human blood and the key to the regulation of the osmotic pressure of blood. Chemically…
- Deficiency, zinc According to the National Academy of Sciences, the Recommended Dietary Allowances of zinc are 12 milligrams…
- Erythroplakia A reddened patch with a velvety surface found in the mouth
- NIA (National Institute on Aging) One of the US National Institutes of Health (NIH). The mission of the National Institute on Aging is to 'lead…
- Co-morbid Pertaining to two or more disorders simultaneously
- Melanosis coli Melanosis coli (Pseudomelanosis coli): A benign, reversible condition usually, but not always, associated…
- Valves, heart There are four heart valves. All are one-way valves. Blood entering the heart first passes through the…
- Rumination 1. Regurgitating food after a meal and then swallowing and digesting some of it. Cattle and other ruminant…
- National Research Council In the United States, a part of the National Academies. There are also National Research Councils in Canada…