noun Biology.

the ectoplasm of a protozoan (opposed to endosarc).

Origin of ectosarc

First recorded in 1875–80; ecto- + -sarc
Related formsec·to·sar·cous, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ectosarc

Historical Examples of ectosarc

British Dictionary definitions for ectosarc



zoology the ectoplasm of an amoeba or any other protozoan
Derived Formsectosarcous, adjective

Word Origin for ectosarc

C19: ecto- + -sarc, from Greek sarx flesh
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012