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).
Mismatch repair
A system within the cell for correcting errors in DNA that works by detecting and replacing bases in the DNA that are wrongly paired (mismatched bases). The system repairs the mismatch. When there is a mismatch in the DNA, a mismatch…
Read the definitionRandom terms
Show more- Estimated date of confinement (EDC) The due date or estimated calendar date when a baby will be born
- Dilation, pupil (test) This examination enables your eye care professional to see more of your retina, the light-sensitive layer of…
- Nerve, vagus A remarkable nerve that supplies nerve fibers to the pharynx (throat), larynx (voice box), trachea…
- Rat, cotton See: Cotton rat
- Rejection In transplantation biology, the refusal by the body to accept transplanted cells, tissues or organs. For…
- PMR (Polymyalgia Rheumatica) Polymyalgia Rheumatica: A disorder of the muscles and joints of older persons characterized by pain and…
- Alprazolam Alprazolam: A benzodiazepine sedative that causes dose-related depression of the central nervous system…
- APECED (autoimmune polyendocrinopathy) Laxative. Used both as a noun (an aperient is a laxative) and adjective (prunes are an aperient fruit). From…
- Pagetic Pertaining to Paget disease, a chronic disorder that typically results in enlarged, deformed bones due to…
- Pneumatism See: Pneuma
- Fibronectin, fetal See: Fetal fibronectin
- Steroid abuse Steroid abuse: Use of substances containing anabolic steroids to increase muscle mass. Such steroids can have…