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CIO

American  
Or C.I.O.

abbreviation

  1. Business. chief information officer: an executive in an organization who oversees policies and decisions relating to information technology and computer systems.

  2. Business. chief investment officer: an executive in an organization who oversees financial assets.

  3. Congress of Industrial Organizations.


CIO British  

abbreviation

  1. Congress of Industrial Organizations See also AFL-CIO

"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.

“We acknowledge that there may be more war and pain in the Middle East, but that doesn’t mean stocks will continue to follow that trend,” said Alexander Guiliano, CIO at Resonate Wealth Partners.

From Barron's • Mar. 30, 2026

“Investors need to think of volatility as a friend,” says Thomas Lee, co-president and CIO at Parametric.

From Barron's • Mar. 21, 2026

Variant was founded in 2009 by the now CIO of asset manger Prevatt Capital, Jonathan Tepper, under a belief that “robust, repeatable tools work better than gurus with crystal balls.”

From MarketWatch • Mar. 5, 2026

“You’ve got this somewhat dystopian narrative permeating the psychology of the market” with respect to AI and jobs, asset-management firm’s CIO says.

From The Wall Street Journal • Mar. 1, 2026

The CIO 290 is going to buy me and my woman and the kids a nice, fine, pretty home.

From Blue Ridge Country by Caldwell, Erskine