Associations to the word «Ephemeris»

Wiktionary

EPHEMERIS, noun. (obsolete) (singular or plural) A journal or diary.
EPHEMERIS, noun. (astronomy) A table giving the apparent position of celestial bodies throughout the year; normally given as right ascension and declination
EPHEMERIS, noun. Software that calculates the apparent position of celestial bodies.
EPHEMERIS TIME, noun. (astronomy) A former standard astronomical time scale intended to overcome the drawbacks of irregularly fluctuating mean solar time, superseded in the 1970s.
EPHEMERIS TIME, noun. (astronomy) A modern relativistic-coordinate time scale.

Dictionary definition

EPHEMERIS, noun. An annual publication containing astronomical tables that give the positions of the celestial bodies throughout the year; "today computers calculate the ephemerides".

Wise words

The most important things are the hardest things to say. They are the things you get ashamed of because words diminish your feelings - words shrink things that seem timeless when they are in your head to no more than living size when they are brought out.
Stephen King