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).
Cardiac aneurysm
An outpouching of an abnormally thin portion of the heart wall. Cardiac aneurysms tend to involve the left ventricle because the blood there is under greatest pressure
Read the definitionRandom terms
Show more- Exercise, passive Movement of the body, usually of the limbs, without effort by the patient. The patient is passive
- Oto- An otoacoustic emission test (OAE) measures an acoustic response that is produced by the inner ear (cochlea)…
- Amastia A rare condition wherein the normal growth of the breast or nipple does not occur. Unilateral amastia (just…
- June cold A popular term for hay fever. Although the symptoms of a 'June cold' may be quite similar to those of a real…
- TMS Transcranial magnetic stimulation
- Histo- Literally, tissue compatibility. With full histocompatibility between a donor and recipient, tissue can be…
- Segment, genomic A region of the genome; it encompasses objects described as loci or probes. Genomic segments can range in…
- Cannonball pulse See: Pulse, water hammer
- Scrofulous 1. Literally, relating to scrofula (tuberculosis of the lymph nodes, particularly of the neck). 2…
- Porcine Having to do with swine. From the Latin 'porcus' meaning 'pig.' Porcine insulin is obtained from pig…
- Electromyogram, surface Surface EMG
- Brainerd diarrhea A syndrome characterized by the acute onset of watery nonbloody diarrhea (3 or more loose stools per day)…