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).
Rossi counter
An instrument used to measure the energy deposited by radiation in microscopic sites such as cells. Named for its creator Harald H. Rossi (1917-2000), a radiobiophysicist who contributed much to our ability to measure minute amounts of…
Read the definitionRandom terms
Show more- Thrombocytopenic purpura, acute See thrombocythemia.
- Disease, graft-versus-host A reaction of donated bone marrow against a patient's own tissue. Also called GVHD
- Pap test, ThinPrep A modified Pap test technique designed to reduce some of the technical problems inherent in the traditional…
- Mucopolysaccharidosis type IVA Morquio syndrome due to deficiency of the enzyme N-acetylgalactosamine-6-sulfate sulfatase. See also…
- Mm Abbreviation for millimeters. For example, mm Hg means millimeters of mercury, the height of a column of…
- Solar keratosis Synonymous with actinic keratosis. See: Keratosis, actinic
- Bar chart Proper term in mathematics for what is popularly called a bar graph. See: Bar graph
- Centers for Disease Control and Prevention >CDC facilities in the US in: > >Anchorage, Alaska >Atlanta >Cincinnati, Ohio >Fort Collins, Colorado…
- PXE See pseudoxanthoma elasticum
- Lip One of the two fleshy folds which surround the opening of the mouth. The upper lip is separated from the nose…
- Abuse, steroid Use of substances containing anabolic steroids to increase muscle mass. Such steroids can have many side…
- Rectal (noun) An informal term for a digital rectal exam (DRE) done to detect abnormalities that can be felt (palpated)…