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Cr

1 American  
Symbol, Chemistry.
  1. chromium.


CR 2 American  

abbreviation

  1. conditioned reflex; conditioned response.

  2. consciousness-raising.

  3. Biology, Ecology. critically endangered.

  4. critical ratio.


cr. 3 American  

abbreviation

  1. credit.

  2. creditor.

  3. crown.


C.R. 4 American  

abbreviation

  1. Costa Rica.

  2. Banking. credit report.


CR 1 British  

abbreviation

  1. Community of the Resurrection

  2. Costa Rica

  3. Costa Rica (international car registration)

"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

Cr 2 British  

abbreviation

  1. Councillor

"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

symbol

  1. chromium

"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
cr. 3 British  

abbreviation

  1. credit

  2. creditor

"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

cr 4 British  

abbreviation

  1. Costa Rica

"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:

Unfortunately, this conventional single-passivation mechanism based on Cr has halted further advancement of stainless steel.

From Science Daily Nov. 17, 2023

The iron half-reaction is already balanced, but the chromium half-reaction shows two Cr atoms on the left and one Cr atom on the right.

From Textbooks Feb. 14, 2019

When the Cr is forced into this environment, its electronic states become altered, which changes the way the material absorbs and emits light.

From Scientific American Nov. 25, 2013

Aurora; Cal R. Thurlby, 55, of the 1200 block of Townes Cr.,

From Chicago Tribune Jan. 13, 2012

Diamine jet black Cr, 3 lb. soda and 20 lb.

From The Dyeing of Cotton Fabrics A Practical Handbook for the Dyer and Student by Beech, Franklin

CR renews one of the oldest pieces of advice in the car shopping world for 2025.

From MarketWatch Dec. 8, 2025

“Even the second-year examples of a new model can have issues. When a car has a low score in its first year, it sometimes takes its automaker more time to address the problems,” CR writes.

From MarketWatch Dec. 8, 2025

You guys did pass your CR a month ago.

From The Wall Street Journal Oct. 24, 2025

Many of the carbonated beverages CR tested contained measurable amounts of PFAS.

From Salon May 4, 2024

The flow of the mercury is regulated by the steel rod and cylinder, CR, Figure 1.

From Scientific American Supplement, No. 303, October 22, 1881 by Various

He was cr. an Earl on his retirement in 1880, and was in 1887 appointed Ambassador at Paris, where he d. in 1891.

From A Short Biographical Dictionary of English Literature by Cousin, John W. (John William)

One Vol., cr. 8vo, cloth extra. 7s. 6d.

From The Beckoning Hand and Other Stories by Allen, Grant

The text has been reissued by the same firm in two cr. 8vo vols, under the title of L'Heptam�ron des contes, etc.

From The Tales Of The Heptameron, Vol. V. (of V.) by Saintsbury, George

London, 1831-33, Pres. of the British Association 1864, knighted in 1848, and cr. a Baronet in 1864.

From A Short Biographical Dictionary of English Literature by Cousin, John W. (John William)

Each with Frontispiece, cr. 8vo, cl., 6s. net each.

From A History of the United States by Chesterton, G. K. (Gilbert Keith)

The range is a "physical barrier for dust storms and heat waves" from the western Thar desert, said ecologist C.R.

From Barron's May 31, 2026

That Sunday, the FBI jet landed in San Angelo, Texas, where Patel visited the Boondoggle Ranch, owned by the family of a Republican donor and friend of Patel’s, C.R.

From The Wall Street Journal Nov. 12, 2025

While Mr. Dingell’s office was publicly boasting in 1974 of his bill to restrict “Saturday night specials,” cheap handguns often used in crimes, C.R.

From New York Times Jul. 30, 2023

Al-Hilal advances to play South American champion C.R.

From Seattle Times Feb. 4, 2023

Not less remarkable has been the new development in the design and workmanship of jewelry, gold- and silversmiths’ work, and enamels, with which the names of Alexander Fisher, Henry Wilson, Nelson Dawson and C.R.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" by Various

Haridwar, Uttarakhand | Parents move court against son&daughter-in-law, demand grandchildren/Rs 5 cr compensation.

From BBC May 12, 2022

Perhaps this is why mine are so cr… er, amateurish.

From The Guardian Jun. 6, 2014

If you live another ten years and then drop dead, your widow will have 115,200 cr.

From Time Magazine Archive

No one could doubt the Geological Sur vey cr Painter Thomas Moran.

From Time Magazine Archive

The small italics throughout signify the following homologous parts: m, medulla; cb, cerebellum; op, optic lobes; cr, cerebrum and thalamus; ol, olfactory lobes.

From Darwin, and After Darwin (Vol. 1 and 3, of 3) An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions by Romanes, George John

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