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).
Radiotherapy, stereotactic
Radiation therapy in which a number of precisely aimed beams of ionizing radiation coming from different directions meet at a specific point, delivering the radiation treatment to that spot
Read the definitionRandom terms
Show more- Aphonia Inability to speak.
- Insufficiency, coronary See: Coronary insufficiency
- Capsulitis Inflammation of the capsule of the lens, joint, liver, or labyrinth. See also: Adhesive capsulitis
- Eschar The scab formed when a wound or skin is sealed by the heat of cautery or burning. Also the dark crusted ulcer…
- Rash, butterfly Rash, butterfly: A red, flat facial rash over the bridge of the nose. Over half of patients with systemic…
- Fluid, cerebrospinal (CSF) A watery fluid, continuously produced and absorbed, which flows in the ventricles (cavities) within the brain…
- Fainting (syncope) Fainting (syncope): Partial or complete loss of consciousness with interruption of awareness of oneself and…
- Fats Plural of the word 'fat'. See the definition of fat
- EDMD Muscular dystrophy, Emery-Dreifuss
- Aorta, ascending The ascending aorta is the first section of the aorta, the largest artery in the body. The ascending aorta…
- Hormone,T4 Thyroxine
- Holmes, Oliver Wendell, Sr. (1809-1894). Celebrated American physician and professor of medicine (anatomy and physiology) at Harvard, and…