ECW may refer to:

Professional wrestling

Extreme Championship Wrestling Extreme Championship Wrestling (ECW) was an American professional wrestling promotion that was based in Philadelphia, Pennsylvania, and operated by its parent company HHG Corporation. The promotion was founded in 1992 by Tod Gordon as Nationa ...

(originally Eastern Championship Wrestling), a professional wrestling promotion that operated from 1992 to 2001 *

The Alliance (professional wrestling) An alliance is usually an agreement between two or more parties, made in order to advance common goals and to secure common interests. Alliance, Alliances or The Alliance may also refer to: Places United States * Alliance, California, a former ...

(originally the WCW/ECW Alliance), a 2001 World Wrestling Federation stable that included Extreme Championship Wrestling *

ECW (WWE brand) ECW, pejoratively nicknamed as WWECW to distinguish from its original 90s predecessor, was a WWE brand extension, brand of the American professional wrestling promotion World Wrestling Entertainment (WWE) that was established in May 2006 and disco ...

, a World Wrestling Entertainment brand from 2006 to 2010 based on the Extreme Championship Wrestling promotion

Wrestling television programs

* ''

ECW Hardcore TV ''ECW Hardcore TV'' is an American professional wrestling television program that was produced by the Philadelphia based promotion Extreme Championship Wrestling (ECW) composed of footage from live shows and recorded interviews. It ran in syndi ...

'', produced by the Extreme Championship Wrestling promotion from 1993 until 2000 * '' ECW on TNN'', produced by the Extreme Championship Wrestling promotion from 1999 to 2000 * ''

WWE ECW ''WWE ECW'' (officially known as simply ''ECW'' and colloquially known as ''ECW on Sci-Fi'' or ''ECW on Syfy'' and ''WWECW'', a portmanteau of both "WWE" and "ECW") is an American professional wrestling television program that was produced by ...

'', produced by World Wrestling Entertainment from 2006 to 2010 based on the Extreme Championship Wrestling promotion

Military

* Electronic counter-warfare, a set of military measures to counteract enemy radars, missile-guidance, etc. *

English Civil War The English Civil War or Great Rebellion was a series of civil wars and political machinations between Cavaliers, Royalists and Roundhead, Parliamentarians in the Kingdom of England from 1642 to 1651. Part of the wider 1639 to 1653 Wars of th ...

(s), a series of armed conflicts and political machinations which occurred in England from 1642 to 1651

Other

* Eastern Coach Works, a defunct bus body building company from England * ECW (file format), an enhanced compressed wavelet file format designed for geospatial imagery *

ECW model In chemistry, the ECW model is a semi-quantitative model that describes and predicts the strength of Lewis acid–Lewis base interactions. Many chemical reactions can be described as acid–base reactions, so models for such interactions are of pot ...

in chemistry for Lewis acid–Lewis base interactions *

ECW Press ECW Press is a Canadian book publisher located in Toronto, Ontario. It was founded by Jack David and Robert Lecker in 1974 as a Canada, Canadian literary magazine named ''Essays on Canadian Writing''. They started publishing trade and scholar ...

, a Canadian book publisher * Extreme Cold Warnings are issued to inform the public about active or imminent severe cold temperatures in their region that are expected to last for a while; examples: ** In the

U.S. The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 states and a federal capital district, Washington, D.C. The 48 contiguous ...

, when temperatures fall to or colder with winds of less than ** In

Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...

, based on either the temperature or the wind chill being a certain value for at least 2 hours; the values range from in the warm temperates to in parts of the

Arctic The Arctic (; . ) is the polar regions of Earth, polar region of Earth that surrounds the North Pole, lying within the Arctic Circle. The Arctic region, from the IERS Reference Meridian travelling east, consists of parts of northern Norway ( ...

* Extreme Cold Weather clothing for arctic or mountainous areas ** Extended Cold Weather Clothing System worn by members of the

United States Army The United States Army (USA) is the primary Land warfare, land service branch of the United States Department of Defense. It is designated as the Army of the United States in the United States Constitution.Article II, section 2, clause 1 of th ...

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