Catastrophe definition, a sudden and widespread disaster: the catastrophe of war. See more.
1 Total Time: The computer-delivered GRE takes 3 hours and 45 minutes for the average student.  Experts recommend sitting for the GRE exam one year prior to entering graduate school. This allows for ample study time and the option to retake it if desired.
So I messed up big time and I know it. I waited wayyyy too long to sign up for my GREs and will be taking them next week. ETS' website says it takes 6 weeks from the time you take the exam to the time the schools receive it, but that seems so long based on the fact that everything is electronic.