C-21, C 21, or C21 may refer to: * C21

Sako Sako or SAKO may refer to: People with the surname * Bakary Sako (born 1988), French-born Malian footballer * Hygerta Sako, Albanian beauty pageant contestant * Louis Raphaël I Sako (born 1948), Iraqi cleric, head of the Chaldean Catholic Church ...

TRG M10 Sniper Weapon System, Canadian Armed Forces

sniper rifle A sniper rifle is a high-precision, long-range rifle. Requirements include accuracy, reliability, mobility, concealment and optics for anti-personnel, anti-materiel and surveillance uses of the military sniper. The modern sniper rifle is a por ...

. * C21 (group), a Danish boy band ** ''C21'' (album), 2003 *

C-21 Dolphin The Douglas Dolphin is an American amphibious flying boat. While only 58 were built, they served a wide variety of roles including private air yacht, airliner, military transport, and search and rescue. Design and development The Dolphin origi ...

, a flying boat used by the United States Army Air Corps * , a 1909 British C class submarine *

Learjet C-21 The Learjet Model 35 and Model 36 are a series of American multi-role business jets and military transport aircraft manufactured by Learjet. When used by the United States Air Force they carry the designation C-21A. The aircraft are powered by ...

, an American military transport aircraft *

Sauber C21 The Sauber C21 was the car with which the Sauber team competed in the Formula One season. The car was driven by Nick Heidfeld, Felipe Massa and Heinz-Harald Frentzen. Concept The C21 chassis was an evolution of 's successful C20, which had secu ...

, a 2002 racing car * Space Adventures C-21, a Russian design for a suborbital rocket plane for Space Adventures *

Anal cancer Anal cancer is a cancer which arises from the anus, the distal opening of the gastrointestinal tract. Symptoms may include bleeding from the anus or a lump near the anus. Other symptoms may include pain, itchiness, or discharge from the anus. ...

(ICD-10 code: C21) *

Center Game The Center Game is a chess opening that begins with the moves: :1. e4 e5 :2. d4 exd4 The game usually continues 3.Qxd4 Nc6, with a gain of tempo for Black due to the attack on the white queen. (Note that 3.c3 is considered a separate open ...

(Encyclopaedia of Chess Openings code: C21) * Caldwell 21 or NGC 4449, an irregular galaxy in the constellation Canes Venatici *

Carbon-21 Carbon (6C) has 15 known isotopes, from to , of which and are stable. The longest-lived radioisotope is , with a half-life of years. This is also the only carbon radioisotope found in nature—trace quantities are formed cosmogenically by ...

(C-21 or ²¹C), an isotope of carbon * ''

Catch 21 ''Catch 21'' is an American game show broadcast by Game Show Network (GSN). Created by Merrill Heatter (who also produced the show's predecessor ''Gambit''), the series follows three contestants as they play a card game centered on blackjack and ...

'', a television game show based on blackjack *

See also