vanadium

[vuh-ney-dee-uhm]
noun Chemistry.
a rare element occurring in certain minerals and obtained as a light-gray powder with a silvery luster or as a ductile metal: used as an ingredient of steel to toughen it and increase its shock resistance. Symbol: V; atomic weight: 50.942; atomic number: 23; specific gravity: 5.96.

Origin:
< Neo-Latin (1830) < Icelandic Vanad(ís) epithet of Freya (Vana, genitive of Vanir Vanir + dís goddess) + Neo-Latin -ium -ium

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World English Dictionary
vanadium (vəˈneɪdɪəm)
 
n
a toxic silvery-white metallic element occurring chiefly in carnotite and vanadinite and used in steel alloys, high-speed tools, and as a catalyst. Symbol: V; atomic no: 23; atomic wt: 50.9415; valency: 2--5; relative density: 6.11; melting pt: 1910±10°C; boiling pt: 3409°C
 
[C19: New Latin, from Old Norse Vanadis, epithet of the goddess Freya + -ium]

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Etymonline
Word Origin & History

vanadium
rare metallic element, 1833, named 1830 by Swed. chemist Nils Gabriel Sefström (1787-1845), from O.N. Vanadis, one of the names of the Norse goddess Freyja (see Freya).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

vanadium va·na·di·um (və-nā'dē-əm)
n.
Symbol V
A soft ductile metallic element, used in rust-resistant high-speed tools, as a carbon stabilizer in some steels, and as a catalyst. Atomic number 23; atomic weight 50.942; melting point 1,900°C; boiling point 3,400°C; specific gravity 6.11; valence 2, 3, 4, 5.

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Science Dictionary
vanadium   (və-nā'dē-əm)  Pronunciation Key 
Symbol V
A soft, bright-white metallic element that occurs naturally in several minerals. It has good structural strength and is used especially to make strong varieties of steel. Atomic number 23; atomic weight 50.942; melting point 1,890°C; boiling point 3,000°C; specific gravity 6.11; valence 2, 3, 4, 5. See Periodic Table.
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Example sentences
The color comes from additional traces of chromium and vanadium.
Zinc bromide and vanadium redox flow batteries are other promising technologies.
Confused about using electrochemistry and its use with vanadium compounds.
He's also a fan of vanadium-redox batteries, which are large tanks with flowing electrolytes.
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