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).
BRCA1
A gene that normally acts to restrain the growth of cells in the breast but which, when mutated, predisposes to breast cancer. The gene's full name is breast cancer 1, early onset. The BRCA1 gene belongs to a class of genes known as tumor…
Read the definitionRandom terms
Show more- Genu The Latin word for the knee. When the knee is referred to in medicine, it is just called the knee. However…
- Encephalitis, St. Louis A disease caused by a virus (first observed in Illinois in 1932) transmitted from birds to the common Culex…
- Grief, complicated See: Complicated grief
- Bone, ethmoid See: Ethmoid bone
- Laser, excimer See: Excimer laser
- Karyotyping The preparation, analysis, and interpretation of a karyotype
- Translocation 11 childhood leukemia A new type of childhood leukemia in which a piece of chromosome 11 has been translocated (broken off and…
- Ultrasound, Doppler See: Doppler ultrasound
- Speech-language pathologist A specialist who evaluates and treats communication disorders and swallowing problems. A speech-language…
- Urinary calculus A stone in the urinary tract. The word 'calculus' in Latin means 'a pebble.' Pebbles were once used for…
- Itchy ear Itching of the ears. Can be the first sign of an ear infection, but if the problem is chronic, it is more…
- Minimal change disease The most common form of the nephrotic syndrome, a kidney disorder that affects the structures called…