osmol

noun

os·​mol ˈäz-ˌmōl  ˈäs- 

variants or osmole

: a standard unit of osmotic pressure based on a one molal concentration of an ion in a solution

Word History

Etymology

blend of osmosis and mol (mole entry 5)

First Known Use

circa 1939, in the meaning defined above

Medical Definition

osmol

noun

os·​mol

variants or osmole

ˈäz-ˌmōl  ˈäs- 

: a standard unit of osmotic pressure based on a one molal concentration of an ion in a solution