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).
Gastrostomy, percutaneous endoscopic (PEG)
A surgical procedure for placing a feeding tube without having to perform an open laparotomy (operation on the abdomen). The aim of PEG is to feed those who cannot swallow. PEG may be done by a surgeon, otolaryngologist (ENT specialist) or…
Read the definitionRandom terms
Show more- Peripheral iridectomy A surgical procedure in which a hole is made in the periphery (outer part) of the iris by removing a…
- Parotid gland The largest of the three major salivary glands, it is located in front and below the ear and behind the jaw…
- PFOA Perfluorooctanoic acid. See: Perfluorinated acid
- Eyelids, adult ptosis of the Drooping of the upper eyelids in adults, most commonly due to separation of the tendon of the lid-lifting…
- Fear of new things An irrational fear of anything new, of innovation, of new situations, places, or things. Also called…
- Microangiopathy Angiopathy means disease of the blood vessels (arteries, veins, and capillaries). There are two types of…
- Laser, argon See: Argon laser
- Mono Popular name for infectious mononucleosis
- Outer ear There are three sections of the ear: the outer ear, the middle ear, and the inner ear. The outer ear looks…
- Kidney stone Kidney stone: A stone in the kidney (or lower down in the urinary tract). Kidney stones are a common cause of…
- AVN Avascular necrosis
- Cell, T See T cell