adj. of, relating to, or containing chromium, especially in oxidation state 3
the GNU version of the Collaborative International Dictionary of English
adj. Pertaining to, or obtained from, chromium; -- said of the compounds of chromium in which it has its higher valence.
The Century Dictionary and Cyclopedia
Pertaining to chrome or chromium, or obtained from it.
Word Usage
"The Rolls proprieties are observed, of course: the tall, long hood ending in a chromic bluff; the short front overhang; the tapering rear quarters drawn back from the wheels; the steeply sloped C-pillar; the high body-to-glass ratio."