Crossword Genius

Cobain's band in blissful state (7)

Ross

I believe the answer is:

nirvana

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'blissful state' is the definition.
(I've seen this before)

I don't understand how the remainder of the clue works.

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(Other definitions for nirvana that I've seen before include "religious state" , "Eastern place of complete bliss" , "Eastern place or state of bliss" , "Buddhist 23" , "Buddhist state of perfect bliss" .)

I've seen this clue in The Sun.
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