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).
Aorta, abdominal
The abdominal aorta is the final section of the aorta, the largest artery in the body. It is a continuation of the thoracic aorta. It begins at the diaphragm, and runs down to the point where it ends (by splitting in two to form the common…
Read the definitionRandom terms
Show more- Foodborne disease A disease caused by consuming contaminated food or drink. Myriad microbes and toxic substances can…
- Hypoxic Pertaining to hypoxia, a subnormal concentration of oxygen.
- Am Symbol for americium
- Bursitis, hip Inflammation of a bursa of the hip joint. A bursa is a fluid-filled sac that functions as a gliding surface…
- Quinine The original antimalarial agent, quinine took its name from the Peruvian Indian word 'kina' meaning 'bark of…
- Vitamin B -- pantothenic acid This is one of the less well known B vitamins, perhaps because it is widely distributed in nature…
- Mitral prolapse Drooping down or abnormal bulging of the mitral valve cusps during the contraction of the heart.
- Aphagia Inability to eat. From the Greek prefix 'a-' meaning 'not' + 'phago' meaning 'to eat' + not to eat.
- Pediatric urine infection See: Urinary tract infection in children
- Myocardial infarction, acute See: Acute myocardial infarction
- Generic drug >The chemical name of a drug. >A term referring to the chemical makeup of a drug rather than to the…
- Constipation Constipation: Infrequent (and frequently incomplete) bowel movements. The opposite of diarrhea, constipation…