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).
German measles (historical note)
In 1941 N. M. Gregg, an Australian ophthalmologist, recognized that infection of the mother with German measles (rubella) during early pregnancy could malform an embryo and cause a characteristic syndrome of congenital malformations. The…
Read the definitionRandom terms
Show more- Reaction, hibernation See: SAD
- Contrast media X-ray dye. Commonly spoken of as 'contrast.
- Urinary incontinence Urinary incontinence: The unintentional loss of urine. Inability to hold urine in the bladder due to loss of…
- Abortion, recurrent The occurrence of 3 or more miscarriages (which are medically termed 'spontaneous abortions') with no…
- Down-regulation See: Downregulation
- National Institutes of Health Clinical Center : The clinical research facility of the National Institutes of Health (NIH) in the U.S. As a national…
- Placenta, supernumerary A succenturiate or accessory placenta
- Will, living A living will is one form of advance medical directive. Advance medical directives pertain to treatment…
- Cystic periventricular leukomalacia Softening of the white matter near the ventricles of the brain resulting in abnormal cysts. Cystic…
- Mitochondrial myopathy A group of neuromuscular diseases caused by damage to the mitochondria, energy-producing structures in cells…
- Adult primary liver cancer A tumor in which the cancer starts during adulthood in cells in the liver. Also called hepatocellular…
- Dendritic Referring to a dendrite, a short arm-like protuberance from a nerve cell (a neuron). Dendrites from neurons…