Crossword Genius

Second start? (4)

Ross

I believe the answer is:

nano

'second start?' is the definition.
(I've seen this in another clue)

This is the entire clue.

I've seen this clue in the Universal.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.