C1
See also: C-1
Translingual
![](Images/wiktionary/C_size_illustration2.svg.png.webp)
The relative size of C1 paper.
Etymology
(paper size): Specified in ISO 269.
Symbol
C1
- (international standards) ISO 269 standard paper size of 648 mm × 917 mm (25.51 in × 36.1 in), with a surface area of 0.594 m2 (6.4 sq ft).
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
C1
- (sports) A class of canoeing in sport
- (medicine) cervical vertebra 1
French
Etymology
From Coupe 1 (“Cup 1”), because is the more important football competition in Europe.[1]
Proper noun
C1 f
- the UEFA Champions League
- Synonym: Ligue des champions de l'UEFA
Related terms
- C2
- C3
- C4
References
- Pourquoi, alors que la "Ligue des Champions de l'UEFA" s'appelle la "C1", la "Ligue Europa de l'UEFA" s'appelle la "C3" et pas la "C2", et la "Ligue Europe Conference" la "C4" et pas la "C3" ?