NOUN | time | date of reference, epoch | (astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded |
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Meaning | (astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded. | |
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Synonym | epoch | |
Category | astronomy, uranology | The branch of physics that studies celestial bodies and the universe as a whole |
Broader | date | The particular day, month, or year (usually according to the Gregorian calendar) that an event occurred |
Spanish | época |
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