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).
Intensity modulated radiation therapy
IMRT. A type of three-dimensional radiation therapy that uses computer-generated images to match radiation to the size and shape of a tumor. In IMRT, thousands of tiny radiation beamlets enter the body from many angles and intersect the…
Read the definitionRandom terms
Show more- Computed tomography An x-ray procedure that uses the help of a computer to produce a detailed picture of a cross section of the…
- Large saphenous vein The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Clip A device used to hold something or things together. A surgical clip may be used to prevent a blood vessel…
- Recurrence The return of a sign, symptom or disease after a remission. The reappearance of cancer cells at the same site…
- Nurse assistant A person who has completed a brief health-care training program, and who provides support services for RNs…
- Cryoglobulin An abnormal blood protein that has the unusual properties of precipitating from the blood serum when it is…
- Striatum Part of the basal ganglia of the brain. The basal ganglia are interconnected masses of gray matter located in…
- Ulnar nerve A major nerve in the upper extremity. The ulnar nerve begins in the lower cervical and upper thoracic…
- Hounsfield 1. Godfrey Hounsfield, a key contributor to the creation of the CAT scanner.2. The unit measuring the…
- Hidradenitis suppurativa This is an illness characterized by multiple abscesses that form under the arm pits and in the groin area
- Protein requirements, infant Proteins contain different amino acids that are linked together. Proteins provide both calories and the amino…
- Aristolochia fangchi A Chinese herb that is injurious to the kidney and is also associated with an increased risk of cancer of the…