Update: In Windows 10 build 9926 (January build), the Windows Update applet in the Control Panel disappeared. To bring it back you have to copy the text below to a file with the extension REG and then launch the file.
turnaround time. Period for completing a process cycle (such as repair or replacement of a component or equipment), commonly expressed as an average of previous such periods. Use 'turnaround time' in a Sentence. If you are making a big order and need it to be done on a certain day you must find out the turnaround time.
(plural turnarounds) 1  The act of turning to face in the other direction. 2  A reversal of policy. 3  The time required to carry out a task. 4  A turnabout. ( 5 music) A cadence linking the end of a verse to the beginning of the next. ( 6 music) The notation for the addition of a grace note above then below a given note.