Meaning of arsenical

ar•sen•i•cal

Pronunciation: (är-sen'i-kul), [key]
— adj.
  1. containing or relating to arsenic.
—n.
  1. any of a group of pesticides, drugs, or other compounds containing arsenic.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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