Crossword Genius

No end of time (8)

Ross

I believe the answer is:

eternity

I'm a little stuck... Click here to teach me more about this clue!

'time' is the definition.
(I know that eternity is a type of time)

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

Can you help me to learn more?

(Other definitions for eternity that I've seen before include "Endless period" , "Forever and ever" , "Perpetuity" , "Time without end" , "World without end" .)

I've seen this clue in The Telegraph and The Globe and Mail.
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