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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Missense mutation
Mutation: A genetic change involving the substitution of one base in the DNA for another which results in the substitution of one amino acid in a polypeptide for another. A missense mutation is a 'readable' genetic message although its…
Read the definitionRandom terms
Show more- P.o. Abbreviation meaning by mouth, orally (from the Latin 'per os', by mouth). One of a number of hallowed…
- Pregnancy, ectopic A pregnancy that is not in the usual place and is located outside the inner lining of the uterus. A…
- Heart, artificial A manmade heart. An artificial heart was temporarily implanted in 1969 by Denton Cooley in Houston, Texas…
- Diaphragmatic pacing See: Diaphragm pacing
- HNPCC Hereditary nonpolyposis colon cancer
- Grief, anticipatory See: Anticipatory grief
- Gaucher disease, type 1 Gaucher disease, type 1: The most common and best known form of Gaucher disease. It affects the spleen…
- LLL Acronym for the left lower lobe (of the lung). The left lung has but two lobes. The other lobe is the left…
- Esophagoscopy Examination of the esophagus using a thin, lighted instrument
- Appendectomy Appendectomy: Removal by surgery of the appendix, the small worm-like appendage of the colon (the large…
- Period, incubation In medicine, the time from the moment of exposure to an infectious agent until signs and symptoms of the…
- Trismus-pseudocamptodactyly syndrome See: Hecht syndrome