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cw

1 American  

abbreviation

  1. clockwise.


CW 2 American  

abbreviation

  1. chemical warfare.

  2. chemical weapon.

  3. content warning.

  4. continuous wave.

  5. conventional wisdom.


CW British  

abbreviation

  1. radio continuous waves

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

    1. an informal term for Morse code

    2. ( as modifier )

      his CW speed is 30 words per minute

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

abbreviation

  1. chemical weapons or chemical warfare

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Q, as in other languages, is always followed by u, and has a sound which our Saxon ancestors well expressed by cw, as quadrant, queen, equestrian, quilt, inquiry, quire, quotidian.

From A Grammar of the English Tongue by Samuel Johnson

I built a cw transmitter using four Philips valves.

From The Dawn of Amateur Radio in the U.K. and Greece: a personal view by Norman F. Joly

As representing the Frankish form, we have more names in the sharper form cw, which is represented by q.

From Surnames as a Science by Robert Ferguson

Q is superfluous, cw or kw being its equivalent.

From A Handbook of the English Language by R. G. (Robert Gordon) Latham

"They belileve that an not inconsiderable number of dddeeeeeddlllllllcleeeeeece cw pavem ponnun ex-parte opinions are given for what they may be worth."

From Punch, or the London Charivari, Volume 156, Jan. 1, 1919 by Various

Early the following season he suffered a serious knee injury in a reserve game at Murton CW.

From BBC May 27, 2026

Baldoni is best known for his role on the CW series “Jane the Virgin” and has built a parallel career as a director, with credits including “Five Feet Apart” and “Clouds.”

From Los Angeles Times May 4, 2026

“A violent reaction of the chemicals, and it instantly overcame them,” said CW Sigman, emergency management director for Kanawha County.

From The Wall Street Journal Apr. 22, 2026

Together, the companies would operate 265 stations in 44 states, plus the CW Network and NewsNation.

From MarketWatch Mar. 19, 2026

Obviously the prefix SV was quite a rare one and SV stations were much sought after, particularly the handful who used CW.

From The Dawn of Amateur Radio in the U.K. and Greece: a personal view by Norman F. Joly

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