timekeeper

IPA: tˈaɪmkipɝ

A device that shows the time; a timepiece.
A person who keeps records of the hours of attendance of employees.
(sports) A person who records the time elapsed in a sporting event.
(music) The group member who controls the rhythm of the music when a group of musicians play together.
(usually with adjective) A person (or something controlled by a person) that is punctual.

Examples of "timekeeper" in Sentences

The timekeeper looked out over the field of athletes, ready to start the race at a moment's notice
As the official timekeeper for the event, he meticulously recorded each competitor's finishing time
The timekeeper's precision was crucial in ensuring the accuracy of the track meet results
Without a reliable timekeeper, the synchronized swimming routine would fall apart
As the clock struck midnight, the timekeeper signaled the end of the New Year's Eve countdown