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).
Ileocolitis, Crohn
Crohn disease involving both the ileum (the furthest part of the small intestine just before the colon) and the large intestine (the colon). Crohn disease is a chronic inflammatory disorder, primarily involving the small and large…
Read the definitionRandom terms
Show more- Heatliness A characteristic of certain foods or other substances believed to cause emotional or physical reactions…
- Proteinuria Excess protein in the urine. Some protein is normal in the urine. Too much means protein is leaking through…
- Karyotyping The preparation, analysis, and interpretation of a karyotype
- Niacin deficiency See: Pellagra
- Blindness Loss of useful sight. Blindness can be temporary or permanent. Damage to any portion of the eye, the optic…
- HT1A See: 5-HT1A
- Cranial nerve, eleventh The eleventh cranial nerve is the accessory nerve. The twelve cranial nerves, the accessory nerve included…
- Arrectores pilorum Tiny muscles that act as the hair erector muscles. The arrectores pilorum play a key role in goose bumps, a…
- Deoxyribonucleic acid DNA. One of two types of molecules that encode genetic information. (The other is RNA. In humans DNA is the…
- Aspergillus A family of fungal organisms and molds, some of which can cause disease (aspergillosis)
- Enophthalmos Sunken eyeball.
- Hobbit Nickname for the Flores man (Homo floresiensis). Derived from the fictional race from J. R. R. Tolkien's…