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).
Circumcision
Circumcision: Surgery that removes the foreskin (the loose tissue) covering the glans of the penis. Circumcision may be performed for religious or cultural reasons, or health reasons. Newborn circumcision diminishes the risk for cancer of…
Read the definitionRandom terms
Show more- Eye, no Also called anophthalmia, a congenital malformation (birth defect) of the globe. Anophthalmia refers…
- Purulent Pertaining to pus. Containing or composed of pus. The term 'purulent' is often used in regard to drainage…
- Infant protein requirements Proteins contain different amino acids that are linked together. Proteins provide both calories and the amino…
- Category 1 storm See: Category two hurricane.
- Lobectomy An operation done to remove a lobe of an organ such as the lobe of a lung or a lobe of the thyroid gland. The…
- End stage The last phase in the course of a progressive disease. As in end-stage liver disease, end-stage lung disease…
- Auditory disease, central A condition in which there is an inability to differentiate, recognize or understand sounds while both the…
- Frailty syndrome A condition, seen particularly in older patients, characterized by low functional reserve, easy tiring…
- Mucocutaneous lymph node syndrome A syndrome of unknown origin that mainly affects young children. It causes fever, reddening of the eyes…
- National Cholesterol Education Program NCEP. A program designed to reduce illness and death from coronary heart disease (CHD) in the US by reducing…
- Vitamin B1 deficiency, infantile See: Infantile beriberi
- Mountain sickness >If possible, don't fly or drive to high altitude. Start below 10,000 feet (3,048 meters) and walk up. >If…