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).
Squamous cell carcinoma in situ
An early stage of skin cancer. Also known as Bowen's disease. This is a tumor that develops from the squamous cells which are flat, scalelike cells in the outer layer of the skin (the epithelium). The term 'in situ' (borrowed from the…
Read the definitionRandom terms
Show more- Hemolytic uremic syndrome Hemolytic uremic syndrome: A condition characterized by the breakup of red blood cells (hemolysis) and kidney…
- Transaminase, serum glutamic oxaloacetic An enzyme that is normally present in liver and heart cells, and is released into blood when the liver or…
- Mild cognitive impairment Abbreviated MCI. A brain disorder in which thinking abilities are mildly impaired. Individuals with mild…
- APLS (antiphospholipid antibody syndrome) Antiphospholipid antibody syndrome): An immune disorder characterized by the presence of abnormal antibodies…
- Prograf Brand name of tacrolimus. See: Tacrolimus
- Infertile Not able to conceive after a year of regular intercourse without contraception. Infertility can be due to…
- Epilation Removal of body hair, including the hair root, by means of electrical device, tweezer, or wax. Epilation may…
- Bisphosphonate A class of drugs used to strengthen bone. Bone is in a constant state of remodeling, whereby new bone is laid…
- Tricyclic antidepressant One of a class of medications used to treat depression. The tricyclic antidepressants are also used for some…
- Fear of spiders An abnormal and persistent fear of spiders. Sufferers of this fear experience undue anxiety even though they…
- Nail-patella syndrome An hereditary condition characterized by abnormally formed or absent nails and underdeveloped or absent…
- Anophthalmia Absence of the eye, as a result of a congenital malformation (birth defect) of the globe. Anophthalmia…