opcoden.
/ˈɒpkəʊd/, U.S. /ˈɑpˌkoʊd/ Computing.
= operation code n. at operation n. Compounds 2.
ΘΚΠ
society > computing and information technology > programming language > program or code > [noun] > instruction > specifying action
operation code1948
operation part1957
request1962
opcode1966
1966 C. J. Sippl Computer Dict. & Handbk. 215/1 OP code, a command, usually given in machine language.
1973 C. W. Gear Introd. Computer Sci. ii. 50 The act of looking at the op-code to see what operation it represents is called decoding the op-code.
1984 Austral. Micro Computerworld Mar. 14/1 The new Apple II computers for release later this year will use..an expanded set of opcodes.
2000 ‘Dr. K.’ Compl. Hacker's Handbk. x. 144 Some chips have ‘undocumented’ opcodes that don't work right or have weird side effects.
This is a new entry (OED Third Edition, June 2004; most recently modified version published online March 2022).
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n.1966