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).
Abductor spasmodic dysphonia
A disorder in which sudden muscle spasms cause the vocal folds (or vocal cords) to stay open. See: spasmodic dysphonia
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Show more- La Montagne, John (1945-2004) Medical scientist and administrator who helped develop numerous vaccines and made significant…
- Placenta percreta A placenta that invades the uterine wall. In placenta percreta, the vascular processes of the chorion (the…
- Benign paroxysmal positional vertigo (BPPV) A balance disorder that results in the sudden onset of dizziness, spinning, or vertigo when moving the head
- Gingko biloba An herb that is very popular as a treatment for dementia (a progressive brain dysfunction) and to improve…
- Dysplastic nevus An atypical mole whose appearance is different from that of a common ordinary mole. Dysplastic nevi tend to…
- Milligray A unit of absorbed radiation equal to 0.001 gray. (A gray is the dose of one joule of energy absorbed per…
- Alactasia Lack of the enzyme lactase which is needed to digest the milk sugar lactose. See: Lactase deficiency
- Tartar Tartar is the hardened product of longstanding plaque accumulating minerals from the saliva and foods. Plaque…
- Juvenile retinoschisis A genetic disease of the eye characterized by retinoschisis (splitting of the retina) symmetrically involving…
- Urethral meatus, female The urethra is the transport tube leading from the bladder to discharge urine outside the body. In females…
- Neophobia Fear of anything new, of innovation, an irrational fear of new situations, places, or things. In animal…
- AKA (above the knee amputation) In general usage, this would be read to mean 'also known as.' For example, William Jefferson (aka 'Bill')…