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).
Vincent gingivitis
This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead tissue from the mouth and throat due to the spread of infection from the gums. Certain germs (including fusiform bacteria and…
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Show more- Quickening The moment during pregnancy when the baby is first felt to move
- Promoter In molecular biology, a site on DNA to which the enzyme RNA polymerase can bind and initiate the…
- Biochemical aspirin resistance The inability of aspirin to produce an anticipated effect on one or more tests of platelet function, such as…
- Morton's toe See: Morton's syndrome
- Reactive oxygen species Species such as superoxide, hydrogen peroxide, and hydroxyl radical. At low levels, these species may…
- Eye bleed Medically called a subconjunctival hemorrhage. A very common cause of a painless bloody eye usually first…
- Thorn, George W. American endocrinologist (1906-2004) who was a pioneer in the use of cortisone for treating Addison's…
- Intraocular tension The pressure within the eye. See: Intraocular pressure
- Hematoma, intracranial A hematoma (a collection of blood) within the cranium (skull). The bleed may or may not be within the brain…
- Tube, endotracheal A flexible plastic tube that is put in the mouth and then inserted down into the trachea (the airway). The…
- AGXT A gene that provides instructions for making a liver enzyme called alanine-glyoxylate aminotransferase…
- Klippel-Trenaunay-Weber (KTW) syndrome A congenital malformation syndrome characterized by the triad of asymmetric limb hypertrophy, hemangiomata…