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).
Syndrome, Patau
Trisomy 13 syndrome or three chromosome number 13s instead of the normal two. Children with this condition have multiple malformations and mental retardation due to an extra chromosome #13 Named after the late Klaus Patau who described the…
Read the definitionRandom terms
Show more- Dip, paraffin A treatment for the symptoms of joint and muscle conditions, such as arthritis, that consists of melted…
- Idiopathic scoliosis A "wastepaper basket" for those cases of immune thrombocytopenic purpura whose cause is still unknown. See…
- Ulcerative gingivitis This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- ACh (acetylcholine) Abbreviation for acetylcholine. See: Acetylcholine
- House staff The resident physicians of a hospital who care for patients under the direction of the attending staff. House…
- Ectoparasitosis Infestation with an ectoparasite, a parasite that lives on or in the skin. The four major ectoparasitoses are…
- Syndrome, thoracic outlet A condition due to compromise of blood vessels or nerve fibers between the armpit (axilla) and base of the…
- Lipoid nephrosis The earliest stage of nephrosis (the nephrotic syndrome of childhood). See: Minimal change disease. See also…
- Rheumatology A subspecialty of internal medicine that involves the non-surgical evaluation and treatment of the rheumatic…
- Liver transplant Liver transplant: Surgery to remove a diseased liver and replace it with a healthy liver (or part of one)…
- Phacoemulsification A procedure in which the lens clouded by a cataract is broken up by ultrasound, irrigated, and suctioned out…
- Prion A disease-causing agent that is neither bacterial nor fungal nor viral and contains no genetic material. A…