vesbium

Webster's Dictionary (1913)

Origin: NL., from L. Vesuvius, contr. Vesbius, Vesuvius.

Chemistry A rare metallic element of which little is known. It is said by Scacchi to have been extracted from a yellowish incrustation from the cracks of a Vesuvian lava erupted in 1631. It is not a recognized element. Actual identity?

Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54