incompleteoperation

noun
UK /ˌɪnkəmˈpliːt ˌɒpəˈreɪʃən/
US /ˌɪnkəmˈpliːt ˌɑːpəˈreɪʃən/

A job or action that is not finished yet.

The incomplete operation left the puzzle missing its last piece.


OTHER MEANINGS

2. A medical procedure that was stopped before it was fully done.

The doctor explained that the incomplete operation would need to be scheduled again.

3. A math process, like adding or multiplying, that has not been carried out to the end.

The student's incomplete operation showed only the first step of the long division.

4. A computer command that did not finish running.

The program crashed because of an incomplete operation in the code.