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).
Postherpetic neuralgia
Localized pain in the area of involvement of shingles that persists beyond one month. The most common complication of shingles is postherpetic neuralgia. This occurs when the pain associated with shingles persists beyond one month, even…
Read the definitionRandom terms
Show more- Meatus An opening or passageway. For example, the female urethral meatus. The urethra is the transport tube from the…
- Disease, subclinical An illness that stays below the surface of clinical detection. A subclinical disease has no recognizable…
- Disease, exaggerated startle A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Fear of dogs An abnormal and persistent fear of dogs. Sufferers of this fear experience anxiety even though they realize…
- Keratectomy, photorefractive (PRK) A kind of laser eye surgery designed to change the shape of the cornea to eliminate (or reduce) the need for…
- Capitation In U.S. health services, capitation refers to a fixed 'per capita' amount that is paid to a hospital, clinic…
- Table An old-fashioned but convenient household measure of capacity. A tablespoon holds about 3 teaspoons, each…
- Rheumatoid factor Rheumatoid factor: Rheumatoid factor is an antibody that is measurable in the blood. It is commonly used as a…
- Roth's spot A hemorrhage in the retina with a white center. Originally associated with bacterial endocarditis, Roth's…
- Ut dict. Abbreviation meaning 'as directed' (from the Latin 'ut dictum', as directed). One of a number of hallowed…
- Myotonic dystrophy 2 See: Myotonic dystrophy type 2
- Neuroendocrine cancer of the skin Also called Merkel cell carcinoma. An uncommon but highly malignant skin tumor that characteristically starts…