endoplasm

noun Cell Biology.

1. the inner portion of the cytoplasm of a cell.Compare ectoplasm(def 1).

noun

1. cytology the inner cytoplasm in some cells, esp protozoa, which is more granular and fluid than the outer cytoplasmSee ectoplasm (def. 1)

n.

1. A central, less viscous portion of the cytoplasm that is distinguishable in certain cells, especially motile cells and protozoa.