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).
Acrophobia
An abnormally excessive and persistent fear of heights. Sufferers experience severe anxiety even though they usually realize that, as a rule, heights pose no real threat to them. Derived from the Greek 'acron', height + 'phobos', fear.
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- Bulla A fluid-filled blister more than 5 mm (about 3/16 inch) in diameter with thin walls. A bulla on the skin is a…
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- Idiopathic thrombocytopenic purpura A 'wastepaper basket' for those cases of immune thrombocytopenic purpura whose cause is still unknown. See…
- Glycogen storage disease One of the 14 recognized diseases that interfere with the storage of carbohydrates as glycogen in the body…
- Incontinence, fecal Inability to hold feces in the rectum. This is due to failure of voluntary control over the anal sphincters…
- Chin Medically, the mentum. The lower portion of the face below the lower lip including the prominence of the…
- Amygdaloid Like an almond. Almond-shaped. As the amygdaloid nucleus in the brain, a structure that anatomists thought…
- Macular degeneration Macular degeneration: A disease that progressively destroys the macula, the central portion of the retina…
- Chlorpyrifos An insecticide that has adverse neurological effects. Also known as Dursban. Chlorpyrifos causes weakness…