ephemeris

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun an annual publication containing astronomical tables that give the positions of the celestial bodies throughout the year

From New Latin ephēmeris, from Ancient Greek ἐφημερίς (ephēmerís, “diary, calendar”), from ἐφήμερος (ephḗmeros, “daily”).

Honor is venerable to us because it is no ephemeris. — Essays by Ralph Waldo Emerson, Ralph Waldo Emerson
Well, I open my Ephemerides, form my scheme under the suitable planet, and the genie obeys the invocation and appears. — The Journal of Sir Walter Scott: From the Original Manuscript at Abbotsford, Walter Scott
This diagram, ignoring the curved lines actually marked on it, may be used over and over again for any number of eclipses, simply noting from the Nautical Almanac or other suitable ephemerides the points on the Moon's disc at which the shadow first touches the disc as it comes on, and last touches the disc as it goes off. — The Story of Eclipses, George F. (George Frederick) Chambers

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