pleroma
Concise Oxford English Dictionary © 2008 Oxford University Press:
pleroma /pləˈrəʊmə/
▶noun
- 1 (in Gnosticism) the spiritual universe as the abode of God and of the totality of the divine powers and emanations.
- 2 (in Christian theology) the totality or fullness of the Godhead which dwells in Christ.
– derivatives
pleromatic adjective.
pleromatic adjective.
– origin C18: from Gk plērōma ‘that which fills’, based on plere ‘to fill’.
'pleroma' also found in these Oxford entries:

