ergastic

adjective

er·​gas·​tic (ˌ)ər-ˈga-stik 

: constituting the nonliving by-products of protoplasmic activity

ergastic substances

Word History

Etymology

Greek ergastikos able to work, from ergazesthai to work, from ergon work

First Known Use

circa 1896, in the meaning defined above

Medical Definition

ergastic

adjective

er·​gas·​tic (ˌ)ər-ˈgas-tik 

: constituting the nonliving by-products (as intracellular deposits of starch or fat) of protoplasmic activity