Meaning & Definition of Epoch in English
English⟶
Epoch
/ɛpək/
noun
1. A period marked by distinctive character or reckoned from a fixed point or event
synonym:
- era,
- epoch
2. (astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded
synonym:
- epoch,
- date of reference
3. A unit of geological time that is a subdivision of a period and is itself divided into ages
synonym:
- epoch