Era vs. Epoch

Eranoun

A time period of indeterminate length, generally more than one year.

Eranoun

(geology) A unit of time, smaller than eons and greater than periods.

Eranoun

A fixed point of time, usually an epoch, from which a series of years is reckoned.

Eranoun

A period of time reckoned from some particular date or epoch; a succession of years dating from some important event; as, the era of Alexander; the era of Christ, or the Christian era (see under Christian).

Eranoun

A period of time in which a new order of things prevails; a signal stage of history; an epoch.

Eranoun

a period marked by distinctive character or reckoned from a fixed point or event

Eranoun

a major division of geological time; an era is usually divided into two or more periods

Era

An era is a span of time defined for the purposes of chronology or historiography, as in the regnal eras in the history of a given monarchy, a calendar era used for a given calendar, or the geological eras defined for the history of Earth. Comparable terms are epoch, age, period, saeculum, aeon (Greek aion) and Sanskrit yuga.

Epochnoun

A particular period of history, especially one considered noteworthy or remarkable.

Epochnoun

A notable event which marks the beginning of such a period.

Epochnoun

(astronomy) A precise instant of time that is used as a point of reference.

Epochnoun

(computing) Uses in computing.

Epochnoun

A precise instant of time that is used as a point of reference (e.g., January 1, 1970, 00:00:00 UTC).

Epochnoun

One complete presentation of the training data set to an iterative machine learning algorithm.

Epochnoun

(geology) A unit of geologic time subdividing a period into smaller parts.

Epochverb

To divide (data) into segments by time period.

Epochnoun

A fixed point of time, established in history by the occurrence of some grand or remarkable event; a point of time marked by an event of great subsequent influence; as, the epoch of the creation; the birth of Christ was the epoch which gave rise to the Christian era.

Epochnoun

A period of time, longer or shorter, remarkable for events of great subsequent influence; a memorable period; as, the epoch of maritime discovery, or of the Reformation.

Epochnoun

A division of time characterized by the prevalence of similar conditions of the earth; commonly a minor division or part of a period.

Epochnoun

The date at which a planet or comet has a longitude or position.

Epochnoun

a period marked by distinctive character or reckoned from a fixed point or event

Epochnoun

(astronomy) the precise date that is the point of reference for which information (as coordinates of a celestial body) is referred

Epochnoun

a unit of geological time

Epoch

In chronology and periodization, an epoch or reference epoch is an instant in time chosen as the origin of a particular calendar era. The serves as a reference point from which time is measured.