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).
Interstice
A small space between things, especially between things that are usually closely spaced, such as cells. Interstices are the cracks and crevices, the breaks, the gaps. The word 'interstice' comes from the Latin 'interstitium' which was…
Read the definitionRandom terms
Show more- Urinary tract infection Infection of the kidney, ureter, bladder, or urethra. Not everyone with a UTI has symptoms. Common symptoms…
- Familial hypertrophic cardiomyopathy A genetic disorder of the heart characterized by increased growth (hypertrophy) in thickness of the wall of…
- Atresia Absence of a normal opening or failure of a structure to be tubular. Atresia can affect many structures in…
- Ethylene oxide A chemical widely used in the health care industry to sterilize medical devices and also used to make other…
- Gross anatomy The study of the form of structures that can be seen with the naked eye, as opposed to microscopic anatomy…
- Chromatids The daughter strands of a duplicated chromosome joined together by a centromere.
- Macroglobulinemia, Waldenstrom See: Waldenstrom macroglobulinemia
- Exogenous Originating from outside the organism. Insulin taken by a diabetic is exogenous insulin
- Pressor substance A substance that elevates the arterial blood pressure. For example, prostacyclin (prostaglandin PGI2) is a…
- Syndrome, Zellweger A genetic disorder, also called the cerebrohepatorenal syndrome, characterized by the reduction or absence of…
- Cryptosporidiosis An intestinal infection characterized by diarrhea caused by a microscopic parasite, Cryptosporidium parvum…
- Health physics The science of human health and radiation exposure. Health physics, also called medical physics, is devoted…