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).
Fever, cat scratch
A bacterial infection due to a cat scratch seen most often today in people with HIV. The disease characteristically presents with swollen lymph nodes (lymphadenitis), sore throat, fatigue, and fever, chills, sweats, vomiting, loss of…
Read the definitionRandom terms
Show more- Ban zhi lian See: Scutellaria barbata
- Pedigree In medicine, a family health history diagrammed with a set of international symbols to indicate the…
- Visceral leishmaniasis A chronic and potentially fatal parasitic disease of the viscera (particularly the liver, spleen, bone marrow…
- Gunnar B. Stickler See: Stickler, Gunnar B.
- Thrombocytopenic purpura, acute See thrombocythemia.
- Disordered thinking A failure to be able to 'think straight.' Thoughts may come and go rapidly. The person may not be able to…
- Xenograft A surgical graft of tissue from one species to an unlike species (or genus or family). A graft from a baboon…
- Calculi, renal Kidney stones, by another name. A common cause of blood in the urine and pain in the abdomen, flank, or…
- Baylisascaris Infection by the raccoon roundworm. Baylisascaris procyonis is found commonly in raccoons. When infective…
- Chickenpox vaccination See Chickenpox immunization
- Neophobia Fear of anything new, of innovation, an irrational fear of new situations, places, or things. In animal…
- Aneurysm A localized widening (dilatation) of an artery, vein, or the heart. At the area of an aneurysm, there is…