A handbook, typically published annually, containing information on a particular subject
A book or table listing nautical, astronomical, astrological or other events for the year; sometimes, but not essentially, containing historical and statistical information.
A GPS signal consisting of coarse orbit and status information for each satellite in the constellation.
A list of names, addresses etc, of specific classes of people or organizations, often in alphabetical order or in some classification.
A structured listing of the names and characteristics of the files on a storage device.
A virtual container in a computer's file system, in which files and other directories may be stored. The files and subdirectories in a directory are usually related.
Containing directions; instructing; directorial.