noun
translator directive
A computing term for a command or instruction embedded in source code that controls a translator program, such as a compiler or assembler.
この翻訳プログラム指示文は、コンパイラの最適化レベルを指定する。
This translator directive specifies the optimization level of the compiler.
Compound of 翻訳 (translation), プログラム (program), 指示 (instruction), and 文 (sentence/statement). The exact derivation is uncertain; it is a technical term likely coined in computing contexts.