Ephemeris (noun) Definition, Meaning & Examples

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noun, plural e·phe·mer·i·des [ef-uh-mer-i-deez]. /ˌɛf əˈmɛr ɪˌdiz/.
  1. a table showing the positions of a heavenly body on a number of dates in a regular sequence.
  2. an astronomical almanac containing such tables.
  3. an almanac or calendar.
noun plural ephemerides (ˌɛfɪˈmɛrɪˌdiːz)
  1. a table giving the future positions of a planet, comet, or satellite
  2. an annual publication giving the positions of the sun, moon, and planets during the course of a year, information concerning eclipses, astronomical constants, etc
  3. a diary or almanac
Plural ephemerides (ĕf′ə-mĕr′ə-dēz′)
    Ephemeris (noun) Definition, Meaning & Examples

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