Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An arsenic compound or a mixture of arsenic compounds resulting from the smelting of iron, cobalt, nickel, and copper ores.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A mixed arsenide of iron (and cobalt, nickel, and copper) produced during the smelting of lead

from the GNU version of the Collaborative International Dictionary of English

  • n. A regulus consisting essentially of nickel, obtained as a residue in fusing cobalt and nickel ores with silica and sodium carbonate to make smalt.
  • n. Impure metallic arsenides, principally of iron, produced in copper and lead smelting.

from The Century Dictionary and Cyclopedia

  • n. A compound, consisting chiefly of arsenic and iron, but often containing nickel and cobalt, obtained in smelting the complicated lead ores occurriug near Freiberg in Saxony, and in other localities.

Etymologies

German Speise, food, speiss, from Middle High German spīse, food, from Old High German spīsa, probably from Medieval Latin spēnsa, storehouse, or spēsa, provisions, both from Latin expēnsa (pecūnia), (money) paid out; see expense.
(American Heritage® Dictionary of the English Language, Fourth Edition)

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