The grandmother A0 and childeren. Successive paper sizes in the series A0, A1, A2, A3, A4, and so forth, are defined by halving the preceding paper size along the larger dimension. Each format is cut into two equal pieces. In other words, the height of A1 is the width of A0 and the width of A1 is half the height of A0.
The word is now more generally used in a metaphorical sense, to indicate a sphere of authority, experience, activity, study, or interest. A bailiwick (German: âBalleiâ) was also the territorial division of the Teutonic Order. Here, various âKomtur(en)â formed a Ballei province.
Definition of bailiwick. 1  1 law enforcement : the office or jurisdiction of a bailiff (see bailiff 1a) 2  2 : the sphere in which one has superior knowledge or authority : a special domain (see domain 4) â¦ concerns at the spy agency that the Pentagon is intruding into its traditional bailiwick.