A specific instant in time, chosen as the point of reference or zero value of a system that involves identifying instants of time.
A geochronologic unit of hundreds of thousands to millions of years; a subdivision of a period, and subdivided into ages (or sometimes subepochs).
A particular period of history, or of a person's life, especially one considered noteworthy or remarkable.
A notable event which marks the beginning of such a period.
One complete presentation of the training data set to an iterative machine learning algorithm.
To divide (data) into segments by time period.
How much of a day has passed; the moment, as indicated by a clock or similar device.
The property of a system which allows it to have more than one distinct configuration.
The inevitable progression into the future with the passing of present and past events.
The end of someone's life, conceived by the speaker as having been predestined.
The hour of childbirth.
A numerical indication of a particular moment.
A particular moment or hour; the appropriate moment or hour for something (especially with prepositional phrase or imperfect subjunctive).
An instance or occurrence.
A dimension of spacetime with the opposite metric signature to space dimensions; the fourth dimension.
A quantity of availability of duration.
The measurement under some system of region of day or moment.
The serving of a prison sentence.
An era; (with the, sometimes in plural) the current era, the current state of affairs.
Ratio of comparison.
The measured duration of sounds; measure; tempo; rate of movement; rhythmical division.
Closing time.
Time out; temporary, limited suspension of play.
A person's youth or young adulthood, as opposed to the present day.
A measurement of a quantity of time; a numerical or general indication of a length of progression.
An experience.
Change associated with the second law of thermodynamics; the physical and psychological result of increasing entropy.
The umpire's call in prizefights, etc.
Reminder by the umpire for the players to continue playing after their pause.
A call by a bartender to warn patrons that the establishment is closing and no more drinks will be served.
To measure or record the time, duration, or rate of.
To choose when something begins or how long it lasts.
To regulate as to time; to accompany, or agree with, in time of movement.
To measure, as in music or harmony.