CR

character which returns a cursor or print head to the beginning of the line (on a computer or typewriter)

n. chrome a metallic element (Chemistry)

The initials CR represent many things.
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.cr is the country code top-level domain (ccTLD) for Costa Rica.
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The Czech Republic (, short form in , ) is a landlocked country in Central Europe and a member state of the European Union. The country has borders with Poland to the north, Germany to the northwest and west, Austria to the south, and Slovakia to the east. The capital and largest city is Prague , a major tourist destination. The country is composed of the historic regions of Bohemia and Moravia, as well as parts of Silesia.
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CR conditioned reflex. Cr chromium. Cr The symbol for the element chromium. CR 1 abbr. 1. conditioned response 2. crown-rump length CR 2 n. [more]Cr - Community and Resources

Noun
1. a hard brittle blue-white multivalent metallic element; resistant to corrosion and tarnishing
(synonym) chromium, atomic number 24
(hypernym) metallic element, metal
(hyponym) chrome
(substance-holonym) chromite

CR, Carriage Return, character which returns the cursor or the head of a printer to the beginning of the line