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).
Necrotizing fasciitis
A dangerous infection of soft-tissue that starts in the subcutaneous tissue (just below the skin) and spreads along the flat layers of fibrous tissue that separate different layers of tissue (fascial planes). It most commonly occurs in the…
Read the definitionRandom terms
Show more- Hypochondriacal neurosis See: Hypochondriasis
- Granulomatosis, allergic A disease (also more commonly called the Churg-Straus syndrome) characterized by inflammation of the blood…
- Palate, hard The bony part of the roof of the mouth. The hard palate is just in front of the soft palate
- Wax, ear The ear canal is shaped somewhat like an hourglass. The skin on the outer part of the canal has special…
- Hereditary arthroophthalmopathy See: Stickler syndrome
- Interval malignancy In mammography, a malignancy that becomes evident during the period between annual screening mammograms. The…
- Electroretinogram Abbreviated ERG. An electroretinographic recording. See: Electroretinography
- Disease, Parry's Toxic multinodular goiter, a condition in which the thyroid gland contains multiple lumps (nodules) that are…
- Enucleation The surgical removal of an eye. Enucleation is only done under drastic circumstances such as to remove a…
- Hexosaminidase A An enzyme which, when deficient, causes Tay-Sachs disease, a progressive fatal neurologic disorder…
- Extrauterine Outside the uterus (the womb). As opposed to intrauterine: inside the uterus. For example, normal pregnancies…
- Dermatologist A doctor who specializes in the diagnosis and treatment of skin problems.