Definition of "prepend"

prepend¹

/pɹɪˈpɛnd/

verb
third-person singular simple present prepends, present participle prepending, simple past and past participle prepended
1. (computing, linguistics, transitive) To attach (an expression, phrase, etc.) to another, as a prefix.
  Quotations
  The final cleaned assemblies in GenBank were downloaded, and the contig identifiers were pre-pended with the sample name and haplotype integer (where 1 = paternal and 2 = maternal).
  2023 May 11, Wen-Wei LiaoMobin AsriJana Ebleret al., “A draft human pangenome reference”, in Nature, volume 617
noun
plural prepends
1. The act of prepending.

prepend²

/pɹɪˈpɛnd/

verb
third-person singular simple present prepends, present participle prepending, simple past and past participle prepended
1. (rare, transitive) To premeditate; to weigh up mentally.