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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Anomaly, congenital
Anomaly, congenital: A birth defect. A malformation that occurs before birth and is present at birth
Read the definitionRandom terms
Show more- Replication, DNA A wondrous complex process whereby the ('parent') strands of DNA in the double helix are separated and each…
- Serotonin A hormone, also called 5-hydroxytryptamine, in the pineal gland, blood platelets, the digestive tract, and…
- Coloboma A congenital malformation (birth defect) in which part of the eye does not form due to failure of fusion of…
- Ophthalmoplegia-plus syndrome See: Kearns-Sayre syndrome
- Tocus Labor, childbirth. Directly from the Greek 'tokos' meaning childbirth
- Polonies See: Polony
- Ciguatoxin A seafood toxin that is acquired by eating fish that have consumed toxic single-celled marine organisms…
- Hormone, thyroid Chemical substance made by the thyroid gland which is located in the front of the neck. The thyroid gland…
- Defensive medicine Medical practices designed to avert the future possibility of malpractice suits. In defensive medicine…
- Meningitis, Mollaret Benign recurrent aseptic meningitis. The cause of Mollaret meningitis is not known. Mollaret meningitis is…
- Gland, sublingual See: Sublingual gland
- Intensive care unit psychosis A disorder in which patients in an intensive care unit (ICU) or a similar hospital setting may experience…