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).
Learning disability
Learning disability: A childhood disorder characterized by difficulty with certain skills such as reading or writing in individuals with normal intelligence. Learning disorders affect the ability to interpret what one sees and hears or the…
Read the definitionRandom terms
Show more- Polycentric Having two or more centers. Polycentric disease is usually referred to as multicentric disease. See also…
- Penis, erection of the When the penis fills with blood and is rigid. The penis contains two chambers, called the corpora cavernosa…
- Ketone A chemical substances that the body makes when it does not have enough insulin in the blood. When ketones…
- DEA Every prescription written in the United States bears a DEA number, that of the prescribing doctor, the DEA…
- Disorder, cephalic A congenital condition that stems from damage to, or abnormal development of, the budding nervous system…
- Aerosol 1. In general, a fine mist or spray which contains minute particles.2. In medicine, a spray administered by a…
- Anemia, sickle cell A genetic blood disease due to the presence of an abnormal form of hemoglobin, namely hemoglobin S…
- Genome, chicken See: Chicken genome
- Enteroplasty Surgery on the intestine, especially to enlarge a constricted segment or lengthen a short bowel
- Voice box The voice box, or larynx, is the portion of the respiratory (breathing) tract containing the vocal cords…
- DM Myotonic dystrophy
- Klebsiella A group of bacteria normally living in the intestinal tract and frequently the cause of nosocomial infections…