1.VerbTo examine diverse documents and so on, to discover similarities and differences.
"The young attorneys were set the task of collating the contract submitted by the other side with the previous copy.; collate data; collate findings; collate information; collate results"
2.VerbTo assemble something in a logical sequence.
3.VerbTo sort multiple copies of printed documents into sequences of individual page order, one sequence for each copy, especially before binding.
"Collating was still necessary because they had to insert foldout sheets and index tabs into the documents."
4.VerbTo bestow or confer.
5.VerbTo admit a cleric to a benefice; to present and institute in a benefice, when the person presenting is both the patron and the ordinary; followed by to.