Definition of "arsenical" []

• Of or containing arsenic. (adjective)
• A drug or preparation containing arsenic. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "There is certainly something in this account of Theodoric's death which suggests the idea of arsenical poisoning."
• "As is well known, the arsenical pigment is so loosely applied to the cloth that a portion of it easily separates upon the slightest motion."
• "We find arsenic sometimes in other substances used in making articles of wearing apparel, usually in the form of arsenical pigments."