point of no return◼◼◼((aviation) the point in a flight when there is insufficient fuel to return to the origin) noun [UK: pɔɪnt əv nəʊ rɪ.ˈtɜːn] [US: ˈpɔɪnt əv ˈnoʊ rə.ˈtɝːn]
point of no return◼◼◼((idiomatic) the point when it is no longer possible to stop the process) noun [UK: pɔɪnt əv nəʊ rɪ.ˈtɜːn] [US: ˈpɔɪnt əv ˈnoʊ rə.ˈtɝːn]