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).
PSA
See: Primary sclerosing cholangitis.
Read the definitionRandom terms
Show more- Commensal 1. Living in a relationship in which one organism derives food or other benefits from another organism…
- Pituitary gigantism Excessive growth and too much height due to chronic overactivity of the pituitary gland which is located at…
- Tonsillitis Tonsillitis: Inflammation of the of a tonsil, typically as a result of infection by either a virus or…
- Tachycardia, ventricular An abnormally rapid heart rhythm that originates from a ventricle, one of the lower chambers of the heart…
- Jejunal Having to do with the jejunum.
- Inhibitory RNA See: RNA inactivation; and RNA interference
- Lung cancer, familial Lung cancer that recurs in families. Lung cancer can occur sporadically in people with no known family…
- Nephroblastoma See: Wilms tumor
- National Institute of Environmental Health Science EHS): A part of the National Institutes of Health (NIH) in the United States. NIEHS states that its mission…
- H. flu immunization This immunization is designed to prevent disease due to Haemophilus influenzae (H. flu), specifically…
- Pupil dilation test An examination that enables an eye care professional to see more of the retina, the light-sensitive layer of…
- Pacing, diaphragm See: Diaphragm pacing