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).
Met
Methionine. See also: Amino acid symbols
Read the definitionRandom terms
Show more- Gastrointestinal tract The tube that extends from the mouth to the anus in which the movement of muscles and release of hormones and…
- Epidural hematoma A hematoma between the cranium (skull) and the brain's tissue-like covering, which is known as the dura…
- Rectal cancer Cancer: A malignant tumor arising from the inner wall of the final part of the large intestine -- the rectum…
- Gleason score A grading system for prostate carcinoma devised by Dr. Donald Gleason in 1977 as a method for predicting the…
- Blind spot In ophthalmology, a blind spot is: > >A small area of the retina where the optic nerve enters the eye; this…
- Yellow enzymes A group of respiratory enzymes that catalyze reactions in the body permitting cells to respire, to breath…
- Opportunistic microorganism A bacteria, virus, or fungus that takes advantage of certain opportunities to cause disease. Those…
- Essential tremor Uncontrollable shaking (tremor) of the hands and head and sometimes other parts of the body. Essential tremor…
- Meniscus, lateral knee The word 'meniscus' refers to a crescent-shaped structure. The lateral meniscus of the knee is a thickened…
- Disease, Legg See Legg-Calve-Perthes disease
- Failure, heart Inability of the heart to keep up with the demands on it and, specifically, failure of the heart to pump…
- Nef gene Short for negative factor gene, a gene the absence (or defect) of which diminishes the strength of a disease…