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).
NCEP
The National Cholesterol Education Program. See: National Cholesterol Education Program
Read the definitionRandom terms
Show more- Esophagitis Esophagitis: Inflammation of the esophagus. The esophagus is that soft tube-like portion of the digestive…
- Saccade Abrupt rapid small movements of both eyes, such as when the eyes scan a line of print. The saccades can be…
- Hedonophobia An abnormal, excessive, and persistent fear of pleasure. Sufferers with this most puritanical of phobias…
- UMP Uridine monophosphate
- Eye retraction syndrome See: Duane syndrome
- Heart conduction system The electrical conduction system that controls the heart rate. This system generates electrical impulses and…
- Vitamin O Not a true vitamin but rather a pricey health supplement that is composed largely of salt water (plus some…
- Sponge, vaginal contraceptive See: Vaginal contraceptive sponge
- Polycythemia Too many red blood cells. The opposite of anemia. Polycythemia formally exists when the hemoglobin, red blood…
- Colostomy, transverse A colostomy in which the exterior opening (stoma) is located on the upper abdomen
- Air bag A bag that fills with air, designed for frontal impact crashes, the kind of crashes which account for more…
- Amino acid, branched-chain One of the amino acids that has a branch chain, namely, Leucine, isoleucine, and valine