A2
See also: a2 and A-2
Translingual
![](Images/wiktionary/A_size_illustration2.svg.png.webp)
The relative size of A2 paper.
Etymology
- (paper size): Specified in ISO 216.
Symbol
A2
- (international standards) ISO 216 standard paper size of 420 mm × 594 mm (16.54 in × 23.39 in), with a surface area of 0.249 m2 (2.69 sq ft).
- (finance) Long-term bond credit rating by Moody's Investors Service, indicating that a bond is upper-medium grade with low risk of default.
See also
ISO 216/269 paper sizes
A series: | 4A0 | 2A0 | A0 | A1 | A2 | A3 | A4 | A5 | A6 | A7 | A8 | A9 | A10 |
B series: | B0 | B1 | B2 | B3 | B4 | B5 | B6 | B7 | B8 | B9 | B10 | ||
C series: | C0 | C1 | C2 | C3 | C4 | C5 | C6 | C7 | C8 | C9 | C10 |
Noun
A2
- (virology) A type of Asian influenza virus.
- 1877, John Holmes Dingle, Biographical Memoirs, volume 61 (in English):
- […] antibody response to Influenza (A2) virus.
-
- (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.
-
See also
- (aortic second sound): P2
Norwegian Bokmål
![](Images/wiktionary/A_size_illustration_-_2.png.webp)
Size illustration of paper sizes, including A2.
Etymology
See the Wikipedia article ISO 216, the international standard on paper sizes.
Pronunciation
- IPA(key): /ˈɑːtuː/
Audio (file) - Rhymes: -uː
- Hyphenation: A‧2
Noun
A2 (uncountable)
- A standard paper size, defined by ISO 216.
- dimensions: 594 x 420 mm
See also
- (A paper sizes): 2A0 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10
References
- “A-format” in Store norske leksikon