prepend

Etymology 1

From pre- + (ap)pend, by analogy with append.

verb

1. (computing, linguistics, transitive) To attach (an expression, phrase, etc.) to another, as a prefix.
   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). 2023-05-11, Wen-Wei LiaoMobin AsriJana Ebleret al., “A draft human pangenome reference”, in Nature, volume 617, →DOI

noun

1. The act of prepending.

Etymology 2

From pre- + Latin pendere (“weigh”).

verb

1. (rare, transitive) To premeditate; to weigh up mentally.