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Of or containing arsenic.
A drug or preparation containing arsenic.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Elements & Compounds) of or containing arsenic
1. (Elements & Compounds) a drug or insecticide containing arsenic
2. (Pharmacology) a drug or insecticide containing arsenic
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ɑrˈsɛn ɪ kəl)

1. containing or relating to arsenic.
2. any of a group of pesticides, drugs, or other compounds containing arsenic.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.arsenical - a pesticide or drug containing arsenic
drug - a substance that is used as a medicine or narcotic
pesticide - a chemical used to kill pests (as rodents or insects)
Adj.1.arsenical - relating to or containing arsenicarsenical - relating to or containing arsenic; "arsenic vapor"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


[ɑːˈsenɪkl] ADJarsénico, arsenical
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
References in classic literature ?
There was nothing on the walls but the paper, an expanse of arsenical green, soiled with indelible smudges here and there, and with stains resembling faded maps of uninhabited continents.
They are poikiloderma like amyloidosis, xeroderma pigmentosum, dyschromic universalis hereditaria (DUH), acral reticulate pigmentation of Dohi, chronic radiodermatitis, dyskeratosis congenita, arsenical hyperkeratosis and drug-induced dyschromia due to mono-benzyl ether of hydroquinone, tetracycline, DPCP, thiazides and afloqualone.
Key words Arsenical neuropathy--arsenicosis--chronic arsenic toxicity--COPD--keratosis--pigmentation--treatment of arsenicosis
(1,5) There is no association between KPPC and arsenical agents or syphilis.
In fish and most shellfish, the predominant arsenical is arsenobetaine, the nontoxic nature of which has been clearly established (4, 5).
Plagued by hordes of hungry Colorado beetles, North American farmers resorted to large-scale applications of Paris-green - an arsenical compound used to colour most green paints - in the late 1860s.
In one study 20.6% persons in Bangladesh and 9.8% persons in West Bengal living in arsenic- affected districts were found to show dermatological features of arsenicosis11 and in a study conducted in the arsenic-prevalent districts of Bangladesh all the patients suffering from arsenicosis showed pigmentary changes.12 Prolonged ingestion of arsenic results in arsenical hyperkeratosis which appears predominantly on the palms and soles and it has been found that keratosis on the soles is the most sensitive marker for the detection of arsenicosis at an early stage.
* In many of these areas, epidemics of chronic arsenicosis have occurred with arsenical skin conditions such as melanosis; leukomelanosis ('raindrops on a dusty road') pigmentation changes; and hyperkeratosis, particularly on the palms of the hands and soles of the feet.
Yong Cai of Florida International University spoke about the use of arsenical pesticides and added that the same difficulty lies in trying to determine the extent of arsenic mobility and ecotoxicity in an open system.