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).
Infection, urinary tract (UTI)
An infection in the urinary system that begins when microorganisms cling to the opening of the urethra (the canal from the bladder) and begin to multiply. Most UTIs are due to one type of bacteria, E. (Escherichia) coli, a normal denizen…
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Show more- ALCAM A receptor expressed on T cells which is involved in the adhesion of cells. ALCAM stands for activated…
- Pseudohemophilia The original name that von Willebrand gave to the bleeding disorder he first described. See: Von Willebrand…
- Altitude, high >High altitude: 8,000 - 12,000 feet (2,438 - 3,658 meters); >Very high altitude: 12,000 - 18,000 feet (3,658…
- Isoleucine An amino acid, one of the 20 building blocks of protein. A dietary essential amino acid, isoleucine is needed…
- Bruce protocol A standardized multistage treadmill test for assessing cardiovascular health, The test was developed and…
- Albinism, oculocutaneous An hereditary disorder characterized by deficiency of the pigment melanin in the eyes, skin and hair. The…
- Xerogram A picture of the body recorded on paper rather than on film. Also called a xeroradiograph. From the Greek…
- Wolf-Hirschhorn syndrome Abbreviated WHS. A chromosome disorder due to partial deletion of the short (p) arm of chromosome 4. It is…
- Nat'l Inst. of Child Health and Human Dev.(NICHD) Nt (NICHD): One of the US National Institutes of Health, NICHD is in a sense the NIH for kids in that it is…
- Nook Barker See: Barker, Horace Albert
- Penicillin history The discovery of penicillin, one of the major events in the history of medicine. In 1871 the scientist Joseph…
- Fluoridation, water See: Water fluoridation