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).
Angiography, coronary
The most accurate method (the 'gold standard') for evaluating and defining coronary artery disease (CAD). Coronary angiography is used to identify the exact location and severity of CAD. During coronary angiography, a small catheter (a…
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Show more- Botulinum toxin A toxin produced by the bacterium Clostridium botulinum that is the most poisonous biological substance…
- Babinski reflex An important neurologic test based, believe it or not, upon what the big toe does when the sole of the foot…
- Hospice A program or facility that provides special care for people who are near the end of life and for their…
- Sigmoidoscopy Inspection of the rectum and lower colon using a thin lighted tube called a sigmoidoscope. Samples of tissue…
- Scrofula An old term for tuberculosis of the lymph nodes in the neck. Also known as the King's evil
- Tenth cranial nerve The tenth cranial nerve, and one of the most important, is the vagus nerve. All twelve of the cranial nerves…
- Tick-borne rickettsioses of the eastern hemisphere There are 3 known diseases caused by infection with rickettsial agents. They are North Asian tick-borne…
- Hyperthyroid Excess of thyroid hormone resulting from an overactive thyroid gland (or taking too much thyroid hormone)…
- Spherocytosis, hereditary (HS) A genetic disorder of the red blood cell membrane clinically characterized by anemia, jaundice (yellowing)…
- Reading frame, open See: Open reading frame
- Chrematophobia Fear of money. Although born to a wealthy family, he has chrematophobia and lives a spare life. From the…
- Audiometry The measurement of hearing.