macrocyst

[ mak-ruh-sist ]
/ ˈmæk rəˌsɪst /

noun Mycology.

a large cyst or spore case, especially the encysted, resting plasmodium of a slime mold.

Origin of macrocyst

British Dictionary definitions for macrocyst

macrocyst
/ (ˈmækrəʊˌsɪst) /

noun

an unusually large cyst
(in slime moulds) an encysted resting protoplasmic mass See plasmodium (def. 1)