Crossword Genius

Difficult to accept as true (12)

Ross

I believe the answer is:

unbelievable

(Other definitions for unbelievable that I've seen before include "Far-fetched" , "Impossible to credit" , "Incredible" .)

I've seen this clue in The Times.
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.