epoch

noun

a unit of geological time that is a subdivision of a period and is itself divided into ages

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

a period marked by distinctive character or reckoned from a fixed point or event

Roots

epocheepoch- · Greek · pause, fixed point

Synonyms for epoch

eran timen agen intervaln daysn

Synonyms & related words for epoch

Find synonyms, related words, and the definition of epoch — including era, time, age, interval, days. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to epoch

Explore words related to epoch — words associated with it, words that go with it, and its nearest matches in meaning. Related words include subepoch, coetaneous, period, subperiod, epochal, neogene, cenozoic, eocene. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for epoch

Common synonyms for epoch include era, time, age, interval, days — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does epoch come from?

The word epoch breaks down into one root of Greek origin: the root epoch-, from Greek epoche (“pause, fixed point”). Explore each root to see other English words built from the same source.