TIMEKEEPER

timepiece, timekeeper, horologe

(noun) a measuring instrument or device for keeping time

timekeeper

(noun) a clerk who keeps track of the hours worked by employees

timekeeper, timer

(noun) (sports) an official who keeps track of the time elapsed

Source: WordNet® 3.1

Etymology

Noun

timekeeper (plural timekeepers)

A device that shows the time; a timepiece.

A person who keeps records of the hours of attendance of employees.

A person who records the time elapsed in a sporting event.

(usually with adjective) A person (or something controlled by a person) that is or isn't punctual.

Synonyms

• (device that shows the time): clock, timepiece, watch

• (person who records time): timer

Source: Wiktionary

Time"keep`er, n.

1. A clock, watch, or other chronometer; a timepiece.

2. A person who keeps, marks, regulates, or determines the time. Specifically: -- (a) A person who keeps a record of the time spent by workmen at their work. (b) One who gives the time for the departure of conveyances. (c) One who marks the time in musical performances. (d) One appointed to mark and declare the time of participants in races or other contests.

Source: Webster’s Unabridged Dictionary 1913 Edition