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).
Journal of the American Medical Association
A medical journal sponsored by the National Cancer Institute (NCI), one of the National Institutes of Health (NIH), in the U.S. and published by Oxford University Press in the U.K.
Read the definitionRandom terms
Show more- Itch, ocean An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Arterial blood gas (ABG) The sampling of the blood levels of oxygen and carbon dioxide within the arteries, as opposed to the levels…
- Flatfeet A condition of the feet in which the arch of the instep is flattened and the entire sole touches the ground…
- Acetabular labrum Acetabular labrum: A ring of fibrocartilage (fibrous cartilage) that runs around the acetabulum (cup) of the…
- Gray baby syndrome A syndrome due to toxicity of the antibiotic chloramphenicol in the newborn, especially the premature…
- Enema, barium See: Barium enema
- Ocular melanoma See: Melanoma, ocular
- Hives from pressure See Pressure urticaria
- Comminuted fracture A fracture in which bone is broken, splintered or crushed into a number of pieces. NTER> Note that…
- Agnate 1. As a noun, a relative on the father's side. 2. As an adjective, related on the father's side. As opposed…
- Na (sodium) Na is the chemical symbol for sodium. From natrium, a synonym for sodium. Sodium is the major positive ion…
- Radiation 1. Rays of energy. Gamma rays and X-rays are two of the types of energy waves often used in medicine. 2. The…