Look up .ch in
Wiktionary, the free dictionary.

CH can mean:

Business

• Bemidji Airlines IATA code
• Carolina Herrera, a fashion designer based in New York.

Entertainment and sports

• Channel (sometimes abbreviated as "ch." for television and cable stations)
• Cutie Honey, an anime series
• CH, a Canadian television system now known as E!
• The logo for the Montreal Canadiens ice hockey team
• Cypress Hill, musical band

Languages

• Chamorro language: ISO 639 alpha-2 language code (ch)
• Ch (digraph), considered a single letter in several Latin-alphabet languages

Mathematics and programming

• Continuum hypothesis, in set theory
• Hyperbolic cosine, In mathematics, a hyperbolic function, ch(x) = cosh(x)
• Ch interpreter, an interpreted superset of the C programming language

Education

• Christ's Hospital School, Horsham, West Sussex.

Medicine

• Cluster headache
• Congenital hypothyroidism

Military

• Cargo helicopter (U.S. military helicopter alpha-numeric prefix)
• Columbia Helicopters
• Chain Home: A WW2 Radar array
• Heavy cruiser (U.S. navy ship code CH, standing for "Cruiser, Heavy")

Places

• Conservation Halton, in Ontario, Canada
• People's Republic of China (FIPS and NATO country code CH)
• Confoederatio Helvetica, the formal Latin name for Switzerland
  • ISO country code for Switzerland
  • .ch, the Internet country code top-level domain (ccTLD) for Switzerland

Sports

• Canadiens de Montreal, a hockey team whose nickname is Le CH
• Carolina Hurricanes

Science

• The methylidyne radical

Others

• Chain (length): a unit of linear measure in the Imperial system.
• Clay of high plasticity (USCS soil type CH)
• Order of the Companions of Honour, a British and Commonwealth honour.

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.