splice
/splʌɪs/
verb
[with object]
1 Join or connect (a rope or ropes) by interweaving the strands at the ends.
1.1 Join (pieces of timber, film, or tape) at the ends.
1.2 Genetics Join or insert (a gene or gene fragment)
Origin
Early 16th century probably from Middle Dutch splissen, of unknown origin.
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Sam spliced a recording device into the phone line. Sally still avoided detection. She only used her cellphone. Sam got no recording, but the NSA did.