A rope hung from a balloon or dirigible so as to trail along the ground for about half its length, used to preserve altitude automatically, by variation of the length dragging on the ground, without loss of ballast or gas.

(historical) A directory of the names and addresses of the nobility and gentry in a town.

a book giving key notes and concepts upon which to base understanding.

A method of note-taking where one receives a sheet that already has the key points of a presentation or lecture written on it. However, keywords are replaced by blanks that must be filled in while listening to the presentation.

plural of guided missile

An individual who coaches people in career challenges such as professional development or promotion. / A publication that provides such guidance.

Alternative form of user guide.

A typically certified professional mountaineer employed to ensure the safety of the climbing or skiing party.

A manual intended to assist in the use of a particular system.

A book or other work designed to give tourists and other visitors information about a particular country or area.