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).
Nasal flu vaccine
A live attenuated (weakened) influenza virus vaccine that is administered as a nasal spray. The brand name for this vaccine is FluMist. The nasal flu vaccine is recommended only for healthy people between 5 and 49 years of age. The…
Read the definitionRandom terms
Show more- Gas exchange The primary function of the lungs involving the transfer of oxygen from inhaled air into the blood and the…
- NINDS Stands for the National Institute of Neurological Disorders and Stroke, one of the National Institutes of…
- Scrofula An old term for tuberculosis of the lymph nodes in the neck. Also known as the King's evil
- Sumycin See: Tetracycline
- Calcaneal spur A bony spur projecting from the back or underside of the heel bone (the calcaneus) that often makes walking…
- Clitoral amputation A surgical procedure in which all or part of the clitoris and sometimes also the labia are removed. Clitoral…
- Serositis Inflammation of the serous tissues of the body. The serous tissues line the lungs (pleura), heart…
- Olivopontocerebellar atrophy >OPCA I (or SPA 1) -- Autosomal dominant. Onset of symptoms usually in the third or fourth decade of life…
- Barlow syndrome Barlow syndrome is mitral valve prolapse (also known as 'click murmur syndrome'), the most common heart valve…
- Nerve growth factor Abbreviated NGF. A naturally occurring molecule in the body which stimulates the growth and differentiation…
- Collateral In anatomy, a collateral is a subordinate or accessory part. A collateral is also a side branch, as of a…
- Chin Medically, the mentum. The lower portion of the face below the lower lip including the prominence of the…