epoch | ||
1. | [ noun ] a period marked by distinctive character or reckoned from a fixed point or event | |
Synonyms: | era | |
Related terms: | time_period day age historic_period modern_era caliphate Christian_Era | |
2. | [ noun ] (astronomy) the precise date that is the point of reference for which information (as coordinates of a celestial body) is referred | |
Synonyms: | date_of_reference | |
Related terms: | date astronomy | |
3. | [ noun ] (geology) a unit of geological time | |
Related terms: | geological_time Holocene Pliocene Miocene Oligocene Eocene Pleistocene Paleocene period | |
Similar spelling: |
epic |