no·o·sphere 
(nōə-sfîr′)
(nōə-sfîr′)n.
In the philosophy of Pierre Teilhard de Chardin, a state of interconnected awareness among all minds, postulated as resulting from humanity's biological and cultural evolution.
[French noosphère : Greek noo-, combining form of nous, mind + Greek sphaira, sphere.]
no′o·spheric (-sfîrĭk, -sfĕr-) adj.