The centrosome of a spermatid or of an oocyte. ... Origin: idio-+ G. Soma, body ... (05 Mar 2000) ... 
Type: Term Pronunciation: id′ē-ō-sōm Definitions: 1. The centrosome of a spermatid or of an oocyte.
A structure produced by the organism, as opposed to a xenosome or foreign body. Used to refer to the elements which make up or adhere to the test of some amoebae.