ephemeris time


Definition: Meaning of, ephemeris time in English to English dictionary.

Pronunciation: / ɪˈfɛm(ə)rɪs;ɪˈfiːm(ə)rɪs tʌɪm /

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  1. astronomy a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions
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