opcode
/ˈoʊpeɪk/Definitions
1. noun
A code or instruction that is part of a computer’s instruction set and is used to perform a specific operation or function.
“The programmer carefully chose the opcode to ensure the code was optimized for performance.”
2. verb
To specify or insert an opcode into a program or code.
“The compiler opcode’d the binary code to prepare it for execution.”