dictionary help| ephemeris | medical dictionary |
Origin: L, a diary, Gr, also, a calendar, fr. See Ephemera.
1. A diary; a journal.
2. <anatomy> A publication giving the computed places of the heavenly bodies for each day of the year, with other numerical data, for the use of the astronomer and navigator; an astronomical almanac; as, the "American Ephemeris and Nautical Almanac." Any tabular statement of the assigned places of a heavenly body, as a planet or comet, on several successive days.
3. A collective name for reviews, magazines, and all kinds of periodical literature.
(01 Mar 1998)
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