Crossword Genius

Operation's legal proceedings repeatedly failing to get answers (1-7)

Ross

I believe the answer is:

c-section

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

'operation's' is the definition.
The answer and definition can be both acts as well as being singular nouns.
Perhaps there's an association between them I don't understand?

I cannot understand how the remainder of the clue works.

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