arsenic trioxide

noun
a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
Derivationally related forms: ↑arsenical (for: ↑arsenic)
Hypernyms: ↑trioxide

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noun
: a white or transparent glassy extremely poisonous compound As2O3 or As4O6 that occurs naturally as arsenolite and claudetite, that is obtained usually from the flue dusts from smelters roasting arsenic-containing ores, and that is used especially as a decolorizing agent chiefly in making insecticides, weed killers, pigments, and glass — called also arsenious oxide, white arsenic

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Chem.
a white, tasteless, amorphous, slightly water-soluble, poisonous powder, As2O3, used chiefly in the manufacture of pigments and glass and as an insecticide or weed-killer; arsenous acid. Also called arsenic.

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arsenic trioxide,
a violent poison that is a white, tasteless powder, used in industry and in medicine. Formula: As2O3 or As4O6

Useful english dictionary. 2012.

Look at other dictionaries:

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  • arsenic trioxide — ar·se·nic trioxide .ärs nik , ən ik n a poisonous trioxide As2O3 or As4O6 of arsenic that was formerly used in medicine and dentistry but has been abandoned for therapeutic purposes and is now used esp. as an insecticide and weed killer called… …   Medical dictionary

  • arsenic trioxide — noun see arsenic I …   New Collegiate Dictionary

  • arsenic trioxide — Chem. a white, tasteless, amorphous, slightly water soluble, poisonous powder, As2O3, used chiefly in the manufacture of pigments and glass and as an insecticide or weed killer; arsenous acid. Also called arsenic. * * * …   Universalium

  • arsenic trioxide — noun An industrially important oxide of arsenic that occurs as the mineral claudetite; formula AsO (though in liquid, gaseous and some solid forms it has molecules of the form AsO) …   Wiktionary

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  • Arsenic trioxide (data page) — This page provides supplementary chemical data on arsenic trioxide. Material Safety Data Sheet * [http://siri.org/msds/gn.cgi?query=arsenic+trioxide whole=whole start=0 MSDS from SIRI] Structure and properties References Except where noted… …   Wikipedia

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