Hypertext Webster Gateway: "chromium"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Chromium \Chro"mi*um\, n. [NL., fr. Gr. ? color.] (Chem.)
A comparatively rare element occurring most abundantly in the
mineral chromite. Atomic weight 52.5. Symbol Cr. When
isolated it is a hard, brittle, grayish white metal, fusible
with difficulty. Its chief commercial importance is for its
compounds, as potassium chromate, lead chromate, etc., which
are brilliantly colored and are used dyeing and calico
printing. Called also {chrome}.
From WordNet (r) 1.7 (wn)
chromium
n : a hard brittle blue-white multivalent metallic element;
resistant to corrosion and tarnishing [syn: {Cr}, {atomic
number 24}]
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