A4

Wikipedia

See also a4

English

Etymology 1

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

Noun

A4 (uncountable)

1. A standard paper size, defined by ISO 216.

   dimensions: 210 x 297 mm

   • 2001 — Eoin Colfer, Artemis Fowl, p 66

     "There are preparations to be made for our guest's arrival," said Artemis, handing a typewritten sheet of A4 to Juliet.

See also

• (A paper sizes): 2A0   A0   A1   A2   A3   A4   A5   A6   A7   A8   A9   A10

foolscap octavo

quarto

Etymology 2

Proper noun

A4

1. one in a series of alphanumerics used in many national road systems.

   The A4, which runs from London to Bristol, used to be known as the Great West Road.