• (paper size): Specified inISO 216.

A2

1. (international standards)ISO 216 standard paper size of 420 mm × 594 mm (16.54 in × 23.39 in), with a surface area of 0.249m² (2.69sq ft).
2. (finance)Long-termbondcredit rating byMoody's Investors Service, indicating that a bond isupper-mediumgrade with lowrisk ofdefault.

A2

1. (virology) A type of Asian influenza virus.
   • 1877, John Holmes Dingle,Biographical Memoirs, volume61 (in English):

     […] antibody response to Influenza (A2) virus.

2. (cardiology)Aortic second sound.
   • 2012, Perloff, Joseph K., Marelli, Ariane,Perloff's Clinical Recognition of Congenital Heart Disease (in English):

     […] and the aortic component of the second sound (A₂) is normal.

• (aortic second sound):P2

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Norwegian BokmålWikipedia has an article on:

A2

Wikipedia^nb

See the Wikipedia articleISO 216, the international standard on paper sizes.

• IPA^(key): /ˈɑːtuː/

• Audio:

  (file)

• Rhymes:-uː
• Hyphenation:A‧2

A2(uncountable)

1. A standardpaper size, defined by ISO 216.

   dimensions: 594 x 420 mm

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

• “A-format” inStore norske leksikon

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