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).
Genetic screening
Testing a population to identify individuals at risk for a genetic disease or for transmitting it. Newborns may be screened for PKU (phenylketonuria), Jews for the gene for Tay-Sachs disease, Blacks for the sickle cell gene, etc.
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Show more- Sodium The major positive ion (cation) in fluid outside of cells. The chemical notation for sodium is Na+. When…
- Cancer symptoms Cancer symptoms: Abnormal sensations or conditions that persons can notice that are a result of a cancer. It…
- Chlorobenzylidenemalononitrile A riot control agent or 'tear gas.' See: Riot control agent poisoning
- Battle fatigue The World War II name for what is known today as post-traumatic stress, this is a psychological disorder that…
- Schizotypal personality disorder A type of personality characterized by unusual patterns of speech and behavior and by social withdrawal. See…
- Epistaxis Medical term for nosebleed. The nose is a part of the body that is very rich in blood vessels (vascular) and…
- Transthyretin A plasma protein consisting of 127 amino acids that binds retinol and thyroxine. The gene TTR that encodes…
- ORS 1. Oral rehydration salts. 2. Oral rehydration solution. 3. Orthopaedic Research Society
- Febrile Feverish.
- Substance Abuse and Mental Health Services Nistration: A part of the U.S. Public Health Service, SAMHSA works to improve the quality and availability of…
- Viscus An internal organ of the body, specifically one within the chest (as the heart or lungs) or abdomen (as the…
- Ventricular septum The wall between the two lower chambers (the right and left ventricles) of the heart