MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Biliary atresia
Congenital absence or closure of the major bile ducts, the ducts that drain bile from the liver. Biliary atresia results in a progressive inflammatory process which may lead to cirrhosis of the liver. The infant looks normal at birth but…
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Show more- ASAT Anemia, sideroblastic, and spinocerebellar ataxia. See:href='/script/main/art.asp?articlekey=34082'>Pagon…
- Ornithophobia An abnormal and persistent fear of birds. Sufferers from ornithophobia experience undue anxiety about…
- Navel The umbilicus, the former site of attachment of the umbilical cord, usually found in about the middle of the…
- Catheter A thin, flexible tube. For example, a catheter placed in a vein provides a pathway for giving drugs…
- Leper 1. Someone with leprosy (Hansen disease). The term leper is now in disfavor. 2. By extension, a pariah. A…
- Hematology-oncology The diagnosis, treatment and prevention of blood diseases (hematology) and cancer (oncology) and research…
- Pediculosis Infested with lice. See also: Head lice; Pubic lice
- MCP1 Monocyte chemotactic protein-1, a member of the small inducible gene (SIG) family, plays a role in the…
- Fredrickson See: Fredrickson, Donald
- Cruciate ligament, anterior The knee joint is surrounded by a joint capsule with ligaments strapping the inside and outside of the joint…
- Urography A method for examining the structure and functionality of urinary system. A special dye is injected, and…
- Pheromone An agent secreted by an individual that produces a change in the sexual or social behavior of another…