| chromium. |
| 1. | Costa Rica. |
| 2. | Banking. credit report. |
chro·mi·um  (krō'mē-əm)  n. Symbol Cr A lustrous, hard, steel-gray metallic element, resistant to tarnish and corrosion and found primarily in chromite. It is used in the hardening of steel alloys and the production of stainless steels, in corrosion-resistant decorative platings, and as a pigment in glass. 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 Table at element. [From French chrome; see chrome.] |
| Cr The symbol for the element chromium. |
| CR abbr.
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Cr
The symbol for the element chromium.
CR 1
abbr.
conditioned response
crown-rump length
CR 2
n.
A bipolar lead of an electrocardiograph that has electrodes attached to the chest and right arm.
| chromium (krō'mē-əm) Pronunciation Key
Symbol 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. |
| Cr
The symbol for chromium. |
cr networking
The country code for Costa Rica.
(1999-01-27)
| Cr chromium |
CR
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