Epoch

nounid 54303·updated May 18, 2026
verified

(astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded

polysemous

Classifications

Entity Type

Unknownauthoritativeglossary_import_default_pending_classifier

Sensitivity

unclassified

Information Class

unclassified

Variants

synonym
date of referenceera
plural
Epochs
possessive
Epoch's
pluralpossessive
Epochs'

Framework definitions

Wordset Dictionary3 sensesview framework →
§1
a unit of geological time that is a subdivision of a period and is itself divided into ages
§2
a period marked by distinctive character or reckoned from a fixed point or event
§3
(astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded

Outgoing relationships

No outgoing triples
This term is not the subject of any RDF-style relationship yet.

Incoming relationships

No incoming triples
No other term currently asserts a relationship to this one.