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).
Megacolon
An abnormally enlarged colon.
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Show more- Galton, Sir Francis English advocate of eugenics, the idea of improving the physical and mental makeup of the human species by…
- Angiostrongylus infection Also called angiostrongyliasis. See: Angiostrongyliasis
- Child urine infection See: Urinary tract infection in children
- Melanoma, amelanotic A form of melanoma in which the malignant cells (melanocytes) do not make the pigment melanin. Amelanotic…
- Ipecac A naturally occurring substance with multiple properties including the ability to cause vomiting (emesis)…
- Rift Valley fever A viral disease that is acute, causes fever in domestic animals (such as cattle, buffalo, sheep, goats, and…
- Chemo-brain See: Chemobrain
- Hyperemesis gravidarum Excessive vomiting in early pregnancy. Hyperemesis gravidarum, by definition, leads to the loss of 5% or more…
- Virion A complete virus particle with its DNA or RNA core and protein coat as it exists outside the cell. Also…
- Myelitis Inflammation of the spinal cord.
- Disorder, borderline personality A serious mental illness characterized by pervasive instability in moods, interpersonal relationships…
- Acute idiopathic polyneuritis Also known as the Guillain-Barre syndrome, a disorder characterized by progressive symmetrical paralysis and…