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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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).
Dyskeratosis congenita
An inherited cause of bone-marrow failure, dyskeratosis congenita is a syndrome characterized by abnormal excess skin pigmentation, abnormal or absent nails, and mucosal leukoplakia (white premalignant areas on the lips and conjunctiva of…
Read the definitionRandom terms
Show more- Ovarian cancer test CA 125 See: CA 125
- Polygenic disease A genetic disease caused by the combined actions of two or more genes. Examples of polygenic diseases include…
- Cal (Calorie) Italian-born American oncologist who was a leader in developing and testing drugs to treat Hodgkin's…
- Acute tubular necrosis A severe form of acute renal failure that develops in people with severe illnesses (such as sepsis) or with…
- Emboli Something that travels through the bloodstream, lodges in a blood vessel and blocks it. Examples of emboli…
- Benzo(a)pyrene Abbreviated B(a)P. A member of a class of compounds known as polycyclic aromatic hydrocarbons (PAHs). B(a)P…
- Manic Refers to a mood disorder in which a person seems 'high', euphoric, expansive, sometimes agitated…
- Agent, antibiotic A drug used to treat bacterial infections. The original definition of an antibiotic was a substance produced…
- Maxilla The maxilla is the major bone of the upper jaw
- Danders See: Dander
- Venous line, central A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- Selective mutism An inability to speak in certain situations. See also apraxia, autism, mutism.