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).
Herpes zoster
Also called shingles, zona, and zoster. The culprit is the varicella-zoster virus. Primary infection with this virus causes chickenpox (varicella). At this time the virus infects nerves (namely, the dorsal root ganglia) where it remains…
Read the definitionRandom terms
Show more- Caecum The caecum (also spelled cecum), the first portion of the large bowel, situated in the lower right quadrant…
- Kostmann disease Children born with this condition lack neutrophils (a type of white blood cell that is important in fighting…
- Homeotherm A homeotherm is a warm-blooded animal (such as homo sapiens). Another term for us warm-blooded creatures is…
- LHRH agonist A compound that is similar to LHRH (luteinizing hormone-releasing hormone) in structure and is able to act…
- ACP (American College of Physicians) See: American College of Physicians
- Scan, DXA See: DXA
- Fruit fly Scientifically known as Drosophila melanogaster. A favorite organism in genetics and biology research since…
- Unresolved grief Grief characterized by the extended duration of the symptoms, by interference of the grief symptoms with the…
- Gustatolacrimal reflex See: Crocodile tears syndrome
- Dementia, MELAS Dementia, MELAS: MELAS is the acronym for Mitochondrial Encephalopathy, Lactic Acidosis, and Strokelike…
- Diarrhea Diarrhea: A familiar phenomenon with unusually frequent or unusually liquid bowel movements, excessive watery…
- Cranial nerve V The fifth cranial nerve is the trigeminal nerve. The trigeminal nerve is quite complex. It functions both as…