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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.
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Explore the main themes, entities and connections around Era. Start with the topic map, then use the sections below for research and deeper semantic analysis.
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eras epoch time used calendar year chronology use years also periods history historiography regnal age period system many counting geological
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Era | is a | span of time defined for the purposes of chronology or historiography | 0.90 | text |
| Era | used for | a given calendar | 0.80 | text |
| Era | related to Calendar eras | Calendar | 0.60 | section |
| Era | related to Calendar eras | Anno | 0.60 | section |
| Era | related to Calendar eras | Book | 0.60 | section |
| Era | related to Calendar eras | Genesis | 0.60 | section |
| Era | related to Calendar eras | In Jewish | 0.60 | section |
| Era | related to Calendar eras | Eastern Orthodox | 0.60 | section |
| Era | related to Calendar eras | Hebrew | 0.60 | section |
| Era | related to Calendar eras | AM | 0.60 | section |
| Era | related to Calendar eras | September | 0.60 | section |
| Era | related to Calendar eras | In | 0.60 | section |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.