Definition of Epoch
- 1. A period marked by distinctive character or reckoned from a fixed point or event Noun
- 2. (astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded Noun
- 3. A unit of geological time that is a subdivision of a period and is itself divided into ages Noun
Synonyms for word "epoch"
Semanticaly linked words with "epoch"
Hyponims for word "epoch"