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).
Iron overload
Iron overload: Iron overload can damage the heart, liver, gonads and other organs. Iron overload is a particular risk for: > >People with certain genetic conditions such as hemochromatosis; and >People receiving repeated blood…
Read the definitionRandom terms
Show more- Transjugular intrahepatic portosystemic shunt Transjugular intrahepatic portosystemic shunt: A shunt that allows blood from the portal circulation (that…
- Brain swelling See: Cerebral edema
- Hematopoietic Pertaining to hematopoiesis
- Adenoids Masses of lymphoid tissue in the upper part of throat behind the nose.
- Herpes, labial A small sore situated on the face or in the mouth that causes pain, burning, or itching before bursting and…
- Startle disease A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Gamma hydroxybutyrate (GHB) Known in Europe as Gamma-OH, gamma hydroxybutyrate is a colorless and odorless drug used illicitly for…
- Leaded 1. Framed, covered, or weighted with lead. As a leaded window. 2. Added in the form of tetraethyl lead as an…
- Hemoptysis Spitting up blood or blood-tinged sputum. Pronounced he-MOP-tis-is. The word 'hemoptysis' comes from the…
- Loa loa The eye worm, a parasite that lives in humans and other primates. People contract the parasite when bitten by…
- Pain, shingles Shingles: Localized pain in the area of involvement of shingles. When such pain persists beyond one month it…
- Cotinine The major metabolite (breakdown product) of nicotine. Exposure to nicotine can be measured by analyzing the…