Let's not give a name for too many things or we'll start inventing 'techniques' again = __=;;
It'll be like 'I used 16 colors and bricklaying for most of the ramps' and half of the comments in the thread will go 'what is bricklaying?' ... I'm afraid.
Just telling people to not stack equally big shading bands on top of each other'd be a good start I reckon? But that's not all banding is about, the banding effect can appear in much more subtle situations.