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  • C.S.O.
    C.S.O.
    abbreviation
    Chief Signal Officer.
  • CSO
    CSO
    abbreviation
    community support officer

C.S.O.

American  
Or CSO

abbreviation

  1. Chief Signal Officer.

  2. Chief Staff Officer.


CSO British  

abbreviation

  1. community support officer

"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

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When asked to assume the position of C.S.O.,

From New York Times Jul. 28, 2011

Cesar Chavez went about it by working with the C.S.O. among Mexican Americans for ten years.

From Time Magazine Archive

The use of only peaceful means has been central to his thinking since a 1953 showdown in the San Joaquin Valley between his Mexican-American C.S.O. pickets and a public official.

From Time Magazine Archive

On December 6th Captain Romer took over the appointment of C.S.O.,

From The Second Battalion Royal Dublin Fusiliers in the South African War With a Description of the Operations in the Aden Hinterland by Romer, Cecil Francis

Then the staff group broke up, and the C.S.O. explained the possibilities of the situation.

From The Siege of Mafeking (1900) by Hamilton, J. Angus

Ireland's statistics office, the CSO, said Thursday the exceptional revision was due to the incorporation of data related to multinational companies, which carry significant weight in the Irish economy.

From Barron's Jun. 5, 2026

The CSO had previously estimated that GDP fell by 2%, a figure used by the European Union’s statistics agency when it estimated that the eurozone economy grew by just 0.1% in the first quarter.

From The Wall Street Journal Jun. 4, 2026

Alejandro Orellana, a 29-year-old member of the Boyle Heights-based community organization Centro CSO, faces charges of conspiracy and aiding and abetting civil disorder, court records show.

From Los Angeles Times Jul. 3, 2025

Newcastle play Polish side Dziki Warsaw in the semi-final, with the chance to face either Inter Bratislava or Romanian side CSO Voluntari in the final.

From BBC Apr. 7, 2025

The cost involved was significant, we had a CSO working in conjunction with the Commonwealth Police for almost three months full time.

From Underground by Dreyfus, Suelette

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