What Does “IMAX” Mean?

We’ve all heard about movies filmed in IMAX, or heard in movie trailers “see it in IMAX” and then looked at a series of confusing diagrams depicting various aspect ratios and theater screen sizes (typically made by fans). But do you know exactly what “IMAX” means? IMAX means: large format film cameras but it also can means large format film but it also can mean a big digital camera But IMAX also…