olemus tehnikas:
füüsiliselt kohakuti või kohastikku ühitama või paigutama

Merriam-Webster, transitive verb:
2: to make or adjust so as to correspond exactly

Wiktionary, verb:
7. (transitive, especially printing) o make or adjust so as to be properly or precisely aligned
10 (intransitive) to be in proper alignment; to align or correspond exactly

näiteid
https://en.wikipedia.org/wiki/Printing_registration

https://en.wikipedia.org/wiki/Image_registration