Main Entry: os·mo·reg·u·la·tion

Pronunciation: \ˈäz-mō-ˌre-gyə-ˈlā-shən, ˈäs-\

Function: noun

Etymology: osmosis + regulation

Date: 1927

: regulation of osmotic pressure especially in the body of a living organism

— os·mo·reg·u·la·to·ry \-ˈre-gyə-lə-ˌtȯr-ē\ adjective