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.
Some services will have a standard turnaround time of 3 to 5 business days, others a turnaround time of 2 to 3 business days, and yet a few will have a 24 hour turnaround for audio or video transcription and 48 hour turnaround for video caption or subtitles.