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).
Pseudomelanosis coli
Anosis coli): A benign, reversible condition usually, but not always, associated with long-term use of anthranoid laxatives in which pigment deposition in the lamina propria of the large intestine results in a brown to black discoloration…
Read the definitionRandom terms
Show more- Histiocytosis, Langerhans cell Histiocytosis in which the active histiocytes normally occur in the skin. See histiocytosis.
- CT scan CT scan: Computerized tomography scan. Pictures of structures within the body created by a computer that…
- Longitudinal The word come from the Latin longitudo meaning length. Hence, longitudinal means along the length, running…
- Off-pump CABG A coronary artery bypass graft (CABG) done without putting the patient on the heart-lung machine. Off-pump…
- Protean Very variable; easily changing; or continually changing. Protean is not to be confused with protein (a member…
- Raw egg Uncooked, unpasteurized egg. Salmonella enteritidis, a harmful bacterium, can be transmitted from infected…
- The Lancet A weekly medical journal headquartered in London. Published uninterruptedly and with the same title since…
- MAO inhibitor Monoamine oxidase inhibitor. One of a potent class of medications used to treat depression.
- Fetal vaccinia See Congenital vaccinia
- Spasms, infantile See: Infantile spasms
- Retinal Pertaining to the retina, the extraordinary layer of neurons (nerve cells) that line the back of the eye…
- Arthritis, systemic-onset juvenile rheumatoid A form of joint disease in children whose systemic signs and symptoms include high intermittent fever, a…