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).
Ultraviolet A
One of the three types of invisible light rays (together with ultraviolet B and ultraviolet C) given off by the sun. Although ultraviolet C is the most dangerous type of ultraviolet light in terms of its potential to harm life on earth, it…
Read the definitionRandom terms
Show more- PRK (photorefractive keratectomy) A kind of laser eye surgery designed to change the shape of the cornea to eliminate (or reduce) the need for…
- Merkel cell carcinoma Carcinoma: An infrequent but highly malignant type of skin cancer. Characteristically starts in a sun-exposed…
- PLP See: Proteolipid protein
- Myotonic dystrophy 2 See: Myotonic dystrophy type 2
- Peripheral insulin resistance Failure of target tissues to increase glucose disposal in response to insulin. See also: Insulin resistance
- Absence of the nipple Medically called athelia, this is a rare condition but it is common in certain conditions. Athelia tends to…
- Biopsy, liver See: Liver biopsy
- Anvil The incus
- Deficiency, alpha-1 antitrypsin See: Alpha-1 antitrypsin deficiency
- Glaucoma treatment (medical) Although glaucoma cannot be cured, it can usually be controlled. Medical treatment can be in the form of…
- Congenital anemia with spinocerebellar ataxia See: Pagon syndrome
- Enzootic Endemic in animals. An enzootic disease is constantly present in an animal population, but usually only…