noun. ['ˈriːnən'] a proteolytic enzyme secreted by the kidneys; catalyzes the formation of angiotensin and thus affects blood pressure.
Rhymes with Renin
How do you pronounce renin?
Pronounce renin as ˈrinən.
US - How to pronounce renin in American English
UK - How to pronounce renin in British English
Sentences with renin
1. Noun, singular or mass
When the kidney detects a decrease in blood flow, it sends an enzyme called renin to the liver.