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).
Sentinel-lymph-node biopsy
See: Sentinel lymph node biopsy
Read the definitionRandom terms
Show more- Papilledema Swelling of the head of the optic nerve, a sign of increased intracranial pressure. The optic nerve head…
- Genome, Hereford See: Bovine genome
- Bar chart Proper term in mathematics for what is popularly called a bar graph. See: Bar graph
- Cleft uvula The uvula, the little V-shaped fleshy mass hanging from the back of the soft palate, is cleft. . Cleft uvula…
- Syndrome, piriformis Irritation of the sciatic nerve caused by compression of the nerve within the buttock by the piriformis…
- Quasidiploid Describing a cell that seems to have the usual two full sets of 23 chromosomes, but does not. Many malignant…
- Aneurysm, fusiform An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an…
- Blasts Immature blood cells. Leukemic blasts do not grow and age normally; they proliferate wildly and fail to mature
- Generic 1. The chemical name of a drug. 2. A term referring to the chemical makeup of a drug rather than to the…
- Immunity, acquired See: Acquired immunity
- Groin In anatomy, the area where the upper thigh meets the trunk. More precisely, the fold or depression marking…
- Rib, false One of the last 5 pairs of ribs. A rib is said to be 'false' if it does not attach to the sternum (the breast…