noun
reentrant routine
Computing term for a routine that can be safely called again before a prior invocation completes, often used in concurrent or interrupt-driven programming.
この関数は再入可能ルーチンとして設計されている。
This function is designed as a reentrant routine.
Adjectival form meaning 'reentrant'; 再入可能ルーチン is the full noun phrase for a reentrant routine.
Compound of 再入 (reentry) + 可能 (possible) + ルーチン (routine), a direct translation of the English computing term 'reentrant routine'.