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).
Entomophobia
An abnormal and persistent fear of insects. Sufferers experience anxiety even though they realize that most insects pose no threat. To avoid insects, they may frequently clean rooms and carpets, sweep hallways, spray insect-killer or seal…
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Show more- Angiography A procedure performed to view blood vessels after injecting them with a radioopaque dye that outlines them on…
- Due date The estimated calendar date when a baby will be born, the date the baby is due to be born. It is also called…
- Xerophagia A dry diet. Literally, dry eating. From the Greek 'xeros' meaning 'dry' + 'phago' meaning 'to eat.
- Cancer of the tongue See: Tongue cancer
- Docosahexaenoic acid DHA. An essential fatty acid, thought to be important to the development of infants, particularly as regards…
- Insomnia Insomnia that occurs most nights and lasts a month or more. The treatment of chronic insomnia consists of…
- Meningitis, neoplastic A condition due to cancer that has spread from the original (primary) tumor to the meninges, the tissue…
- Hepatic duct, right See: Right hepatic duct
- Bronchiectasis Permanent dilatation (widening) of the bronchi (the large air tubes which begin at the bottom of the trachea…
- Humor In medicine, humor refers to a fluid (or semifluid) substance. Thus, the aqueous humor is the fluid normally…
- Valve, Spitz-Holter See Spitz-Holter valve
- Plastic surgery The field of surgery concerned with reducing scarring or disfigurement that may occur as a result of…