Cr

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Symbol, Chemistry.


CR

conditioned reflex; conditioned response.
critical ratio.

cr.

C.R.

Costa Rica.
Banking. credit report.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for cr

cr

the internet domain name for

Costa Rica

Cr

abbreviation for

Councillor

the chemical symbol for

chromium

CR

abbreviation for

Community of the Resurrection
Costa Rica
Costa Rica (international car registration)

cr.

abbreviation for

credit
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

Medicine definitions for cr

Cr

The symbol for the elementchromium
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for cr

Cr

The symbol for chromium.

chromium

[krōmē-əm]

Cr

A hard, shiny, steel-gray metallic element that is rust-resistant and does not tarnish easily. It is used to plate other metals, to harden steel, and to make stainless steel and other alloys. Atomic number 24; atomic weight 51.996; melting point 1,890°C; boiling point 2,482°C; specific gravity 7.18; valence 2, 3, 6. See Periodic Table.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.