osmoregulation

noun os·mo·reg·u·la·tion \ˈäz-mō-ˌre-gyə-ˈlā-shən, ˈäs-\

Definition of OSMOREGULATION

: 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

osmosis + regulation

First Known Use: 1927

Medical Dictionary

noun os·mo·reg·u·la·tion \ˌäz-mō-ˌreg-yə-ˈlā-shən, ˌäs-\

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

Next Word in the Dictionary: OsmorhizaPrevious Word in the Dictionary: osmondAll Words Near: osmoregulation

What made you want to look up osmoregulation? Please tell us where you read or heard it (including the quote, if possible).

Put-downs with flair

How to use a word that (literally) drives some people nuts.

Test your vocab with our fun, fast game

Ailurophobia, and 9 other unusual fears