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).
Whipple disease
A form of intestinal malabsorption (an inability to absorb nutrients from the intestine) described in 1907 by the pathologist and Nobel laureate George H. Whipple in a medical missionary who first developed arthritis and then weight loss…
Read the definitionRandom terms
Show more- Exocrine gland A gland that secretes a substance out through a duct. The exocrine glands include the salivary glands, sweat…
- Patho- Pathology, with emphasis on the pathophysiological and pathogenetic mechanisms underlying human disease.
- Endovascular aneurysm repair Abbreviated (and most often called) EVAR. See: EVAR
- Cortical blindness Blindness due to loss or injury to the visual cortex, that section of the cerebral cortex responsible for…
- Keratotic scabies See crusted scabies
- Diarrhea, E. coli hemorrhagic Bloody colitis (inflammation of the bowel) caused by E. coli, usually by the strain E. coli 0157:H7. The…
- Chromosome A visible carrier of the genetic information. The 3 billion bp (base pairs) in the human genome are organized…
- Head lice Head lice> Pediculus humanus capitis, parasitic insects found on the heads of people. Head lice are most…
- Branched-chain ketoaciduria See: Maple syrup urine disease
- Lymphocytosis Too many lymphocytes, a finding that may be a marker for infection or disease.
- Toxaphene A chlorinated hydrocarbon insecticide currently banned for all uses in the US. Breathing, eating, or drinking…
- Twilight sleep Sleep: A term applied to the combination of analgesia (pain relief) and amnesia (loss of memory) produced by…