<programming> (RTI) An instruction mnemonic on many computers including the 6502 and 6800. The variant "RETI" is found among former Zilog Z80 hackers (almost nobody programs these things in assembly code anymore). The Intel 80x86 equivalent is "IRET".
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Nearby terms: Retrieve « retrocomputing « retronym « return from interrupt » return from the dead » Return To Zero » reusability