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).
URI
Commonly used abbreviation for Upper Respiratory Infection, an infection in the respiratory tract shy of the lungs. (Do not confuse a URI with a UTI which stands for Urinary Tract Infection). A URI can be due to a large number of different…
Read the definitionRandom terms
Show more- Saddle gall A sore on a horse caused by an ill-fitting saddle. Also called a saddle sore
- Diffuse mastocytosis A form of mastocytosis in which the entire skin is thickened and leathery with generalized reddening and…
- Blister A collection of fluid underneath the top layer of skin (epidermis). One that is more than 5 mm in diameter…
- Family physician A physician who is educated and trained in family practice. 'Family physicians possess unique attitudes…
- Acid phosphatase Acid phosphatase is an enzyme that works under acid conditions and is made in the liver, spleen, bone marrow…
- Albumin The main protein in human blood and the key to the regulation of the osmotic pressure of blood. Chemically…
- Hematology The diagnosis, treatment, and prevention of diseases of the blood and bone marrow as well as of the…
- Secretary's knee The patellofemoral syndrome (PFS), the commonest cause of chronic knee pain. PFS characteristically causes…
- Kinsey Report A report entitled 'Sexual Behavior in the Human Male' published by Alfred Charles Kinsey's in 1948 that…
- Reciprocal translocation A type of chromosome rearrangement involving the exchange of chromosome segments between two chromosomes that…
- Sponge, vaginal contraceptive See: Vaginal contraceptive sponge
- H and H H and H, sometimes written as 'H&H', is a popular shorthand for hemoglobin and hematocrit, two very…