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).
Surveillance, Epidemiology, and Ends Results
See: SEER
Read the definitionRandom terms
Show more- Lyon hypothesis See Lyonization
- Tick typhus Also known as Rocky Mountain spotted fever, an acute febrile (feverish) disease initially recognized in the…
- Radiation therapy, 3-D A procedure that uses computers to create a 3-dimensional picture of the tumor in order to target it as…
- Wormwood The essence of absinthe, an emerald-green liqueur flavored with extracts of the wormwood plant, licorice and…
- Ague A fever (such as from malaria) that is marked by paroxysms of chills, fever, and sweating recurring regular…
- Field, visual The entire area that can be seen when the eye is directed forward, including that which is seen with…
- Nodule A small solid collection of tissue, a nodule is palpable (can be felt). It may range in size from greater…
- Major histocompatibility complex See: Permanent makeup.
- Dendritic cell A special type of cell that is a key regulator of the immune system, acting as a professional…
- Retrovirus An RNA virus (a virus composed not of DNA but of RNA). Retroviruses have an enzyme called reverse…
- Morton's disease See: Morton's neuroma
- Head bones There are 29 bones in the human head. They consist of 8 cranial bones, 14 facial bones, the hyoid bone, and 6…