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).
Dyspraxia of speech
A developmental disability characterized by difficulty in muscle control, specifically of the muscles involved in producing speech. It is caused by a neurological difference that has not yet been pinpointed. Treatment is via intensive…
Read the definitionRandom terms
Show more- Syndrome, cavernous sinus A cavernous sinus thrombosis is a blood clot within the cavernous sinus, a large channel of venous blood in a…
- Seizure, absence See: Absence seizure
- Isochromosome An abnormal chromosome with two identical arms due to duplication of one arm and loss of the other arm…
- Iliopsoas muscle The upper part of the bony pelvis which forms the receptacle for the head of the femur at the hip joint. The…
- Vasodilators Agents that act as blood vessel dilators (vasodilators) and open vessels by relaxing their muscular walls…
- Immunization, MMR The standard vaccine given to prevent measles, mumps and rubella (German measles). The MMR vaccine is now…
- NSAID Nonsteroidal anti-inflammatory drug. NSAIDs are commonly prescribed for the inflammation of arthritis and…
- Renal vein thrombosis Blood clot in the major vein that drains blood from the kidney
- GHB Known in Europe as Gamma-OH, this is gamma hydroxybutyrate, a colorless and odorless drug used illicitly for…
- Cancer, stomach Cancer of the stomach, the main organ that holds food for digestion. Worldwide, stomach cancer is the second…
- Microvascular disease Disease of the finer blood vessels in the body, including the capillaries. In contrast to macrovascular…
- Aneurysm, brain An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an…