Cr

¹ American  

Symbol, Chemistry.

1. chromium.

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CR ² American  

abbreviation

1. conditioned reflex; conditioned response.

2. consciousness-raising.

3. Biology, Ecology. critically endangered.

4. critical ratio.

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cr. ³ American  

abbreviation

1. credit.

2. creditor.

3. crown.

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C.R. ⁴ American  

abbreviation

1. Costa Rica.

2. Banking. credit report.

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CR ¹ British  

abbreviation

1. Community of the Resurrection

2. Costa Rica

3. Costa Rica (international car registration)

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Cr ² British  

abbreviation

1. Councillor

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symbol

1. chromium

cr. ³ British  

abbreviation

1. credit

2. creditor

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cr ⁴ British  

abbreviation

1. Costa Rica

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Example Sentences

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

From Science Daily • Nov. 17, 2023

In the case of Cr and Cu, we find that half-filled and completely filled subshells apparently represent conditions of preferred stability.

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