From Longman Dictionary of Contemporary Englishappendap‧pend /əˈpend/ AWL verb [transitive] formalADD to add something to a piece of writing → appendixappend to The results of the client survey are appended to this document.→ See Verb table
Examples from the Corpus
append• Four hundred-odd signatures of women compositors were appended.• In any case, I returned to my notes, hereto appended for the use of the reader.• It could, for example, be the Product title with an integer appended to represent the copy number of the Issue.• Thus, they have preserved Donna Reed motherhood by appending worldly functions to it.From Longman Business Dictionaryappendap‧pend /əˈpend/ verb [transitive] to attach or add something to a piece of writingI have appended a letter which you sent to us last year.append something to somethingThe director has the right to append comments to the final report.→ See Verb tableOrigin append (1600-1700) French appendre, from Latin appendere “to weigh”, from ad- “to” + pendere “to weigh”