vanadium

As a noun vanadium

is vanadium (symbol: v).

As an adjective organovanadium is

(organic chemistry) describing any organic compound containing a carbon to vanadium bond.

As nouns the difference between vanadium and pentagonite

is that vanadium is vanadium (symbol: v) while pentagonite is (mineralogy) a silicate of calcium and vanadium found in basalts and tuffs.

As nouns the difference between vanadium and orthovanadate

is that vanadium is vanadium (symbol: v) while orthovanadate is (inorganic chemistry) the oxyanion of vanadium vo₄^3- or any salt containing this ion.

Erythronium is a synonym of vanadium.

As nouns the difference between vanadium and erythronium

is that vanadium is a chemical element, (symbol V) with an atomic number of 23; it is a transition metal, used in the production of special steels while erythronium is a plant of the genus Erythronium; a dogtooth violet.

As nouns the difference between vanadium and volborthite

is that vanadium is vanadium (symbol: v) while volborthite is (mineralogy) a mineral containing copper and vanadium.