I've encountered this quite a bit lately. It does not appear to be particularly meaningful in the same way that e.g. the -ref suffix isn't. No one is certain what exactly it means but the best guess is an abbreviation of "original" for "original reference."
I've encountered this quite a bit lately. It does not appear to be particularly meaningful in the same way that e.g. the
-ref
suffix isn't. No one is certain what exactly it means but the best guess is an abbreviation of "original" for "original reference."