Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of arsenical is as below...

Cacodyl :: Cacodyl (n.) Alkarsin; a colorless, poisonous, arsenical liquid, As2(CH3)4, spontaneously inflammable and possessing an intensely disagreeable odor. It is the type of a series of compounds analogous to the nitrogen compounds called hydrazines..

Mundic :: Mundic (n.) Iron pyrites, or arsenical pyrites; -- so called by the Cornish miners..

Mispickel :: Mispickel (n.) Arsenical iron pyrites; arsenopyrite.

Arsenopyrite :: Arsenopyrite (n.) A mineral of a tin-white color and metallic luster, containing arsenic, sulphur, and iron; -- also called arsenical pyrites and mispickel..

Arsenical :: Arsenical (a.) Of or pertaining to, or containing, arsenic; as, arsenical vapor; arsenical wall papers..

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