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).
Plasmapheresis
A procedure designed to deplete the body of blood plasma (the liquid part of the blood) without depleting the body of its blood cells. Whole blood is removed from the body, the plasma is separated from the cells, the cells are suspended in…
Read the definitionRandom terms
Show more- Shoulder joint The flexible ball-and-socket joint formed by the junction of the humerus and the scapula. This joint is…
- Monocular diplopia See: Diplopia, monocular
- Postphlebitic syndrome See: Post-thrombotic syndrome
- Menstrual irregularity The normal menstrual cycle is about four weeks long, and often follows the phases of the moon. Its length…
- Disease, Crohn A chronic inflammatory disease primarily involving the small and large intestine but which can affect other…
- Tuberculosis, MDR Multidrug-resistant tuberculosis. See: Tuberculosis, antibiotic-resistant
- Single palmar flexion line Simian crease
- Colon cancer Colon cancer: A malignancy that arises from the inner lining of the colon. Most, if not all, of these cancers…
- Scutellaria barbata A Chinese herb that belongs to a group of herbs named Scutellaria (scullcap or skullcap). It is related to…
- Ventilation The exchange of air between the lungs and the atmosphere so that oxygen can be exchanged for carbon dioxide…
- Medication, clot-dissolving See: Thrombolytic agent
- Delirium A sudden state of severe confusion and rapid changes in brain function, sometimes associated with…