A8

Etymology
Specified in.

Etymology
Abbreviation of.

Proper noun

 * 1) The eight former Eastern European countries that acceded to the European Union in 2004.

Etymology
See the Wikipedia article ISO 216, the international standard on paper sizes.

Noun

 * 1) A standard paper size, defined by ISO 216.
 * dimensions: 74 x 53 mm (74.325 x 52.556 mm)