Orig: from a compound of 575 and 826; an off-flash, i.e. effulgence:--brightness. G575
Use: TDNT-1:508,87 Noun Neuter
Heb Strong:
1) reflected brightness 1a) of Christ in that he perfectly reflects the majesty of God 2) effulgence 2a) shining forth, of a light coming from a luminous body (Vine) 2b) out-raying (Vincent)