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).
Nephrolithiasis
The process of forming a kidney stone, a stone in the kidney (or lower down in the urinary tract). Kidney stones are a common cause of blood in the urine and pain in the abdomen, flank, or groin. Kidney stones occur in 1 in 20 people at…
Read the definitionRandom terms
Show more- Hepatobiliary Having to do with the liver plus the gallbladder, bile ducts, or bile. For example, MRI (magnetic resonance…
- Straitjacket Or strait-jacket or strait jacket. 1. A garment shaped like a jacket with long sleeves the ends of which can…
- Locoregional metastasis Metastasis (spread) of a cancer only within the region in which it arose. In contrast to systemic metastasis
- LUQ Abbreviation for the left upper quadrant (quarter). The LUQ of the abdomen contains the spleen. (By contrast…
- ENT physician A medical specialist who is concerned with the diagnosis and treatment of disorders of the head and neck…
- Coccyx The small tail-like bone at the bottom of the spine very near to the anus. The coccyx is made up of 3-5…
- Legg disease See Legg-Calve-Perthes disease
- Coma Coma: A state of deep unarousable unconsciousness. Coma may occur as the result of numerous causes including…
- Perianal Located around the anus, the opening of the rectum to the outside of the body. Peri- is a prefix borrowed…
- Thyrocalcitonin A hormone, also called calcitonin, produced by the thyroid gland that lowers the levels of calcium and…
- Subarachnoid Literally, beneath the arachnoid, the middle of three membranes that cover the central nervous system. In…
- Caudate nucleus In each hemisphere of the brain, the most medial of the four basal ganglia, partly responsible for body…