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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Fever, dengue
An acute mosquito-borne viral illness of sudden onset that usually follows a benign course with headache, fever, prostration, severe joint and muscle pain, swollen glands (lymphadenopathy) and rash. The presence (the 'dengue triad') of…
Read the definitionRandom terms
Show more- Nervine A nerve tonic, a medicine that acts therapeutically upon the nerves, particularly in the sense of a sedative…
- Integron A mobile DNA element that can capture and carry genes, particularly those responsible for antibiotic…
- Pleural effusion Excess fluid between the two membranes that envelop the lungs. These membranes are called the visceral and…
- Cryoprobe A surgical probe, a long slender pointed surgical instrument, used to apply extreme cold to tissues. From…
- Referral The recommendation of a medical or paramedical professional. If you get a referral to ophthalmology, for…
- Purine One of the two classes of bases in DNA and RNA. The purine bases are guanine (G) and adenine (A). Uric acid…
- Heimlich maneuver An emergency treatment for obstruction of the airway in adults. It may be needed when someone chokes on a…
- Arteriovenous malformation Dth='100%' border=0> ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our…
- Single gene disease Any genetic disorder caused by a change affecting only one gene. There are thousands of single-gene diseases…
- Ninth cranial nerve The ninth cranial nerve is the glossopharyngeal nerve. The 12 cranial nerves, the glossopharyngeal nerve…
- Subacute sclerosing panencephalitis (SSPE) A chronic brain disease of children and adolescents that occurs months to often years after an attack of…
- Vena cava The superior vena cava is the large vein which returns blood to the heart from the head, neck and both upper…