timekeeper
English Thesaurus
1. a measuring instrument or device for keeping time (noun.artifact)
| hyponym | : | atomic clock, |
| definition | : | a timepiece that derives its time scale from the vibration of atoms or molecules (noun.artifact) |
| hyponym | : | clock, |
| definition | : | a timepiece that shows the time of day (noun.artifact) |
| hyponym | : | sandglass, |
| definition | : | timepiece in which the passage of time is indicated by the flow of sand from one transparent container to another through a narrow passage (noun.artifact) |
| hyponym | : | sundial, |
| definition | : | timepiece that indicates the daylight hours by the shadow that the gnomon casts on a calibrated dial (noun.artifact) |
| hyponym | : | timer, |
| definition | : | a timepiece that measures a time interval and signals its end (noun.artifact) |
| hyponym | : | ticker, watch, |
| definition | : | a small portable timepiece (noun.artifact) |
| part holonym | : | balance, balance wheel, |
| definition | : | a wheel that regulates the rate of movement in a machine; especially a wheel oscillating against the hairspring of a timepiece to regulate its beat (noun.artifact) |
| part holonym | : | dial, |
| definition | : | the face of a timepiece; graduated to show the hours (noun.artifact) |
| part holonym | : | escapement, |
| definition | : | mechanical device that regulates movement (noun.artifact) |
| part holonym | : | hairspring, |
| definition | : | a fine spiral spring that regulates the movement of the balance wheel in a timepiece (noun.artifact) |
| part holonym | : | hand, |
| definition | : | a rotating pointer on the face of a timepiece (noun.artifact) |
| part holonym | : | time-ball, |
| definition | : | a ball that slides down a staff to show a fixed time; especially at an observatory (noun.artifact) |
2. a clerk who keeps track of the hours worked by employees (noun.person)
| hypernym | : | clerk, |
| definition | : | an employee who performs clerical work (e.g., keeps records or accounts) (noun.person) |
3. (sports) an official who keeps track of the time elapsed (noun.person)
| hypernym | : | official, |
| definition | : | someone who administers the rules of a game or sport (noun.person) |
| domain category | : | athletics, sport, |
| definition | : | an active diversion requiring physical exertion and competition (noun.act) |
| derivation | : | clock, time, |
| definition | : | measure the time or duration of an event or action or the person who performs an action in a certain period of time (verb.change) |
| derivation | : | clock, time, |
| definition | : | measure the time or duration of an event or action or the person who performs an action in a certain period of time (verb.change) |
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