What is the meaning of Almanac?

A book or table listing nautical, astronomical, astrological or other events for the year; sometimes, but not essentially, containing historical and statistical information.

A handbook, typically published annually, containing information on a particular subject.

A GPS signal consisting of coarse orbit and status information for each satellite in a satellite constellation.

almanac

Obsolete form of almanah.

almanac

Source: wiktionary.org