C2

See also: C-2 and C₂

Translingual

The relative size of C2 paper.

Etymology

(paper size): Specified in ISO 269.

Symbol

C2

1. (education, languages) Symbol for the specialised second and highest language certificate of the Common European Framework of Reference for Languages
2. (international standards) ISO 269 standard paper size of 458 mm × 648 mm (18.03 in × 25.51 in), with a surface area of 0.297 m² (3.19 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

C2

1. (sports) a class of canoeing in sport
2. (medicine) cervical vertebra 2
3. (military) a type of plastique (plastic explosive)

See also

• cc
• CC

English

Noun

C2 (uncountable)

1. (military, cybersecurity) Initialism of command and control

   Synonym: C&C

   Coordinate terms: command, control

2. (military) C2: Abbreviation of Composition C-2, a plastic explosive (“plastique”)

   Hypernym: Composition C

Adjective

C2 (not comparable)

1. (linguistics) C2 on the CEFR scale, very adept at a language

See also

• 2c
• cc
• CC

French

Etymology

From Coupe 2 (“Cup 2”), because was the second most important football competition in Europe.

Pronunciation

• IPA^(key): /se dø/

• Audio (France (Somain)):

  (file)

• Audio (France (Vosges)):

  (file)

Proper noun

C2 f

1. the defunct UEFA Cup Winners' Cup (1960-1999)

   Synonyms: CVC, Coupe d'Europe des vainqueurs de coupe de football, Coupe des coupes

Related terms

• C1
• C3
• C4

See also

• cc
• CC