timing
US /ˈtaɪ.mɪŋ/
UK /ˈtaɪ.mɪŋ/

1.
the choice, judgment, or control of when something should be done
:
•
The timing of the announcement was perfect.
•
Good timing is crucial in comedy.
2.
the measurement of the duration of an event or process
:
•
The coach was focused on the precise timing of each runner's sprint.
•
The timing system for the race was electronic.