karyosome
(redirected from false nucleolus)Also found in: Medical.
kar·y·o·some
(kăr′ē-ə-sōm′)n.
An irregular aggregation of chromatin in the nucleus of a cell not undergoing mitosis.
karyosome
(ˈkærɪəʊˌsəʊm)n
1. (Biology) any of the dense aggregates of chromatin in the nucleus of a cell
2. (Biology) the nucleus of a cell
kar•y•o•some
(ˈkær i əˌsoʊm)n.
any of several masses of chromatin in the reticulum of a cell nucleus.
[1885–90]