C9

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Translingual

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The relative size of C9 paper makes it half the size of C8.

Etymology

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Specified in ISO 269.

Symbol

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C9

  1. (international standards) ISO 269 standard paper size of 40 mm × 57 mm (1.57 in × 2.24 in), with a surface area of 22.8 cm2 (3.53 sq in).

See also

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Chinese

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Etymology

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From 師奶师奶 (si1 naai5-1), which is near homophonous to English C nine.

Pronunciation

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Noun

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C9

  1. (Hong Kong Cantonese, Internet slang) Alternative form of 師奶师奶 (si1 naai5-1)

Coordinate terms

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