HyperDic: epoch

English > 3 senses of the word epoch:
NOUNtimeepoch, eraa period marked by distinctive character or reckoned from a fixed point or event
timeepoch, date of reference(astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded
timeepocha unit of geological time that is a subdivision of a period and is itself divided into ages
epoch > pronunciation
Soundseh'pahk; iy'pahk
Rhymesaeronautic ... Zanuck: 70 rhymes with ahk...
English > epoch: 3 senses > noun 1, time
MeaningA period marked by distinctive character or reckoned from a fixed point or event.
Synonymera
InstancesCaliphateThe era of Islam's / Islam's ascendancy from the death of Mohammed until the 13th century
Christian era, Common eraThe time period beginning with the supposed year of Christ's birth
NarrowerdayAn era of existence or influence
historic period, ageAn era of history having some distinctive feature
modern eraThe present or recent times
Broadertime period, period of time, periodAn amount of time
Spanishépoca, era, período
Catalanèpoca, era, període
Adjectivesepochalhighly significant or important especially bringing about or marking the beginning of a new development or era
English > epoch: 3 senses > noun 2, time
Meaning(astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded.
Synonymdate of reference
Categoryastronomy, uranologyThe branch of physics that studies celestial bodies and the universe as a whole
BroaderdateThe particular day, month, or year (usually according to the Gregorian calendar) that an event occurred
Spanishépoca
English > epoch: 3 senses > noun 3, time
MeaningA unit of geological time that is a subdivision of a period and is itself divided into ages.
InstancesEocene, Eocene epochFrom 58 million to 40 million years ago
Holocene, Holocene epoch, Recent, Recent epochapproximately the last 10,000 years
Miocene, Miocene epochFrom 25 million to 13 million years ago
Oligocene, Oligocene epochFrom 40 million to 25 million years ago
Paleocene, Paleocene epochFrom 63 million to 58 million years ago
Pleistocene, Pleistocene epoch, Glacial epochFrom two million to 11 thousand years ago
Pliocene, Pliocene epochFrom 13 million to 2 million years ago
Part ofperiod, geological periodA unit of geological time during which a system of rocks formed
Broadergeological time, geologic timeThe time of the physical formation and development of the earth (especially prior to human history)
Spanishépoca
Catalanèpoca

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