Ephemeris

[i'femәris]

Definition

(noun.) an annual publication containing astronomical tables that give the positions of the celestial bodies throughout the year; 'today computers calculate the ephemerides'.

Edited by Benson--From WordNet

Definition

(n.) A diary; a journal.

(n.) 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."

(n.) Any tabular statement of the assigned places of a heavenly body, as a planet or comet, on several successive days.

(n.) A collective name for reviews, magazines, and all kinds of periodical literature.

Editor: Sidney

Synonyms and Synonymous

n. [Gr. pl. Ephemerides.] [1]. Journal, diary.[2]. (Astron.) Astronomical almanac or calendar.

Edited by Ervin