append

v. add in writing, add as a supplement

Computer programming In computer programming, append is the name of a procedure for concatenating  (linked) lists or arrays in some high-level programming languages.
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Verb
1. add to the very end; "He appended a glossary to his novel where he used an invented language"
(synonym) add on, supplement, affix
(hypernym) attach
(hyponym) annex
(derivation) appendage
2. fix to; attach; "append a charm to the necklace"
(synonym) tag on, tack on, tack, hang on
(hypernym) attach
(hyponym) subjoin
(derivation) appendage
3. state or say further; "`It doesn't matter,' he supplied"
(synonym) add, supply
(hypernym) state, say, tell
(hyponym) slip in, stick in, sneak in, insert

(v. t.)
To hang or attach to, as by a string, so that the thing is suspended; as, a seal appended to a record; the inscription was appended to the column.
  

(v. t.)
To add, as an accessory to the principal thing; to annex; as, notes appended to this chapter.
  

A function to allow two neural networks (with compatible output and input layers) to be joined into a single network.