endoplasm

[ en-duh-plaz-uhm ]

noun

, Cell Biology.

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

endoplasm

/ ˈɛndəʊˌplæzəm /

noun

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

Derived Forms

• ˌendoˈplasmic, adjective

Other Words From

• endo·plasmic adjective

Word History and Origins

Origin of endoplasm¹

First recorded in 1880–85; endo- + -plasm

Example Sentences

There is often a distinction, clear, but never sharp, between the richly vacuolate, almost frothy ectoplasm and the denser endoplasm.

From Project Gutenberg

The nucleus is always lodged in the endoplasm, and, in the septate forms, in the deutomeritic half of the body.

From Project Gutenberg

The process of sporulation begins by the segregation of small quantities of endoplasm around certain of the nuclei, to form little, rounded bodies, the pansporoblasts.

From Project Gutenberg

The general cytoplasm shows no differentiation into ectoplasm and endoplasm; it is uniformly alveolar in character.

From Project Gutenberg

Like the latter, there is one caudal bristle, but unlike it there is only one posterior contractile vacuole, while the endoplasm is filled with large granules or food balls.

From Project Gutenberg