endosmosis

noun

end·​os·​mo·​sis ˌen-ˌdäs-ˈmō-səs  -ˌdäz- 

plural endosmoses -ˌsēz 

: passage (as of a surface-active substance) through a membrane from a region of lower to a region of higher concentration compare exosmosis

endosmotic

-ˈmät-ik 

adjective

endosmotically

-i-k(ə-)lē 

adverb