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).
Unsaturated fat
A fat that is liquid at room temperature and comes from a plant such as olive, peanut, corn, cottonseed, sunflower, safflower, or soybean. Unsaturated fats tend to lower the level of cholesterol in the blood
Read the definitionRandom terms
Show more- Bicuspid aortic valve Whereas the normal aortic valve in the heart has three flaps (cusps) that open and close, a bicuspid valve…
- Gene, suicide A gene whose expression in a cell is lethal for that cell. Suicide genes form the basis of a strategy for…
- ALMS1 A gene on chromosome 2p13. Alstrom syndrome is caused by mutation of ALMS1
- Death 1. The end of life. The cessation of life. (These common definitions of death ultimately depend upon the…
- Ankyrin deficiency Known also as hereditary spherocytosis (HS), this is a genetic disorder of the red blood cell membrane…
- Bronchopulmonary dysplasia A chronic lung disease of babies, which most commonly develops in the first 4 weeks after birth and most…
- Occult stool blood test A test to check for hidden blood in the feces, the stool
- Karyotyping The preparation, analysis, and interpretation of a karyotype
- Poison Control Center Special information centers set up to inform Americans about how to respond to potential poisoning. These…
- Rhinitis Acute Inflammation of the nose that occurs for only a few days. Typically this is caused by a virus ('a cold'); if…
- Dihydroxyacetone Also known as DHA, the active ingredient in most sunless tanning lotions. See: DHA
- Infection, middle ear Acute middle ear infection, medically called acute otitis media is inflammation of the middle ear. Acute…