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).
Methylmalonicaciduria
An inherited metabolic (biochemical) disease that causes young children to become mentally retarded. The defect in some (but not all) of these children has to do with an inability to use the vitamin B12 they ingest. If these children are…
Read the definitionRandom terms
Show more- Lunule 1. The crescent-shaped area at the base of a fingernail or toenail. 2. Any small crescent- or moon-shaped…
- Radiopaque Anything that does not let X-rays or other types of radiation penetrate. Radiopaque objects block radiation…
- Coke Street name for cocaine, the most potent stimulant of natural origin, a bitter addictive anesthetic (pain…
- NF See: Neurofibromatosis type 1.
- Allergy and Infectious Diseases, National Inst. One of the U.S. National Institutes of Health (NIH), the mission of the NIAID is 'to support and conduct…
- Marker, blood A sign of a disease or condition that can be isolated from a blood sample. For example, the monoclonal…
- BMJ The British Medical Journal. The BMJ states that it 'aims to help doctors everywhere practice better medicine…
- Macroangiopathy Angiopathy means disease of the blood vessels (arteries, veins, and capillaries). There are two types of…
- Flat feet A condition of the feet in which the arch of the instep is flattened and the entire sole touches the ground…
- Lactation The process of milk production. Human milk is secreted by the mammary glands, which are located within the…
- High protein diet A high protein diet is a type of weight loss plan that emphasizes consumption of high-protein-containing…
- Rodbell, Martin (1925-1998) American biochemist and molecular endocrinologist who shared the Nobel Prize in 1994 in…