i Register
In some senses, backscan is marked as rare. Watch for register when choosing this word.
noun
A scan from the back or rear side.
verb
To scan something from the back or rear side.
If at any stage it is impossible to make the required allocation of a node or line, or after the last E-word to find other realisations with the same mesh point 1, the control stream is backscanned by the interpreter to the first significant new allocation and the forward scan restarted.