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.
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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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Gene silencing
A mechanism by which cells shut down large sections of chromosomal DNA. Gene silencing is done by incorporating the DNA to be silenced into a form of DNA called heterochromatin that is already silent. The process of gene silencing is…
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Show more- Lactation The process of milk production. Human milk is secreted by the mammary glands, which are located within the…
- Hepatic duct, common See: Common hepatic duct
- Breast cancer gene BRCA1 A gene that normally acts to restrain the growth of cells in the breast but, when mutated, predisposes to…
- Color hearing A form of chromesthesia in which hearing a musical tone elicits the perception of a color. In one case, an…
- Cutis laxa A dermatologic condition characterized by unusually loose skin which may hang in pendulous folds. Cutis laxa…
- Aceruloplasminemia A genetic disorder in which there is absence of the protein ceruloplasmin from blood and accumulation of iron…
- ASOT Antistreptolysin O Titer. A blood test that looks for antibodies to the streptococcus A bacteria. Also…
- Red cell count The number of red blood cells (RBCs) in a volume of blood. The normal range varies slightly between…
- Endothelial progenitor cell A primitive cell made in the bone marrow that can enter the bloodstream and go to areas of blood vessel…
- Kinome A subset of the genome consisting of the protein kinase genes. The complete complement of over 500 protein…
- Collagen, type IV, alpha 5 See: COL4A5
- Anteroposterior (AP) In anatomy, AP stands for anteroposterior: from front-to-back. For example, an AP X-ray of the chest is taken…