The crossword solution for the term 'Culture Opening' is AVI, which stands for Audio Video Interleave. AVI is a multimedia container format developed by Microsoft in 1992 as part of its Video for Windows technology. It is used to store audio and video data in a single file, and is the most common format for audio/video data on the Windows platform. AVI files can be played on both Windows and Mac computers, as well as many other devices.