osmoregulation

noun

os·​mo·​reg·​u·​la·​tion ˈäz-mō-ˌre-gyə-ˈlā-shən 

ˈäs-

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

osmoregulatory

ˌäz-mō-ˈre-gyə-lə-ˌtȯr-ē 

ˌäs-

adjective

Word History

Etymology

osmosis + regulation

First Known Use

1927, in the meaning defined above

Medical Definition

osmoregulation

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