timekeeper

UK: /ˈtaɪmkiːpə^r/ US: /ˈtaɪmˌkipɚ/ ,(tīm′kē′pər)

WordReference Random House Learner's Dictionary of American English © 2025

time•keep•er /ˈtaɪmˌkipɚ/   n. [countable]

1. Sport an official who times how long a sports contest goes on.

WordReference Random House Unabridged Dictionary of American English © 2025

time•keep•er  (tīm′kē′pər), n. 

1. Time a person or thing that keeps time.
2. an official appointed to time, regulate, and record the duration of a sports contest or its component parts, as to give the official time of a race, assure that a round of boxing is ended exactly on time, or announce to football, basketball, hockey, etc., teams the amount of time left to play.
3. Time a timepiece:
   This watch is a good timekeeper.
4. a person employed to keep account of the hours of work done by others.
5. a person who beats time in music.

• time + keeper 1680–90

time′keep′ing, n. 

Collins Concise English Dictionary © HarperCollins Publishers::

timekeeper / ˈtaɪmˌkiːpə/ noun

1. a person or thing that keeps or records time
2. an employee who maintains a record of the hours worked by the other employees
3. an employee with respect to his or her record of punctuality

ˈtimeˌkeeping noun