Meaning of centrosphere

cen•tro•sphere

Pronunciation: (sen'tru-sfēr"), [key]
— n.
  1. the protoplasm around a centrosome; the central portion of an aster, containing the centrosome.
  2. the central or interior portion of the earth.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.