A4

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English[edit]

Etymology 1[edit]

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

Noun[edit]

A4 (uncountable)

  1. A standard paper size, defined by ISO 216.
    dimensions: 210 x 297 mm
    • 2001Eoin 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[edit]

Etymology 2[edit]

Proper noun[edit]

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.