indivisibleoperation
nounUK /ˌɪndɪˈvɪzəbəl ˌɒpəˈreɪʃən/
US /ˌɪndɪˈvɪzəbəl ˌɑːpəˈreɪʃən/
A job that has to be done all at once and cannot be split into smaller parts.
Sending the whole message is an indivisible operation, so it either goes through completely or not at all.
OTHER MEANINGS
2. In computing, a step that finishes completely without anything else interfering.
The program treats saving the file as an indivisible operation to avoid errors.
3. A task that must be completed as one whole piece with no breaks.
Flipping the switch is an indivisible operation—it's either on or off.
4. A mathematical action that cannot be broken into smaller actions.
Adding one to a number is an indivisible operation in this game.