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).
Triglycerides
The major form of fat. A triglyceride consists of three molecules of fatty acid combined with a molecule of the alcohol glycerol. Triglycerides serve as the backbone of many types of lipids (fats). Triglycerides come from the food we eat…
Read the definitionRandom terms
Show more- Koplik's spots Little spots inside the mouth that are highly characteristic of the early phase of measles (rubeola). The…
- Plano- Flat. A lens that is planoconvex is flat on one side and convex on the other
- CHEK2 A gene on chromosome 22q that encodes a kinase enzyme and influences a person's susceptibility to breast…
- Hybridization, nucleic acid A laboratory technique in which single-stranded nucleic acids (DNA or RNA) are allowed to interact so that…
- Occipital bone The bone that forms the rear and the rear bottom of the skull. The occipital bone encloses a large oval hole…
- Ileitis, Crohn Inflammation of the ileum (the farthest segment of the small intestine) due to Crohn disease. Crohn disease…
- Superaspirin A class of drugs that act in certain but not all ways like aspirin. Also known as Cox-2 inhibitors, these…
- Signal transduction A basic process in molecular cell biology involving the conversion of a signal from outside the cell to a…
- Nose job Slang for plastic surgery on the nose, known medically as a rhinoplasty. This is a facial cosmetic procedure…
- Vitamin O Not a true vitamin but rather a pricey health supplement that is composed largely of salt water (plus some…
- Huntington disease Huntington disease: An hereditary disorder with mental and physical deterioration leading to death. Although…
- Cardiac conduction system The electrical conduction system that controls the heart rate. This system generates electrical impulses and…