Phrase guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
An industrially important and highly toxic oxide of arsenic that occurs as the mineral claudetite; formula As2O3 (though in liquid, gaseous and some solid forms it has molecules of the form As4O6).
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Topics: chemistry, inorganic-chemistry, natural-sciences, physical-sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: arsenic, arsenous anhydride, arsenous oxide, white arsenic, ratsbane
Antonyms: none provided
Broader terms: trioxide
History
No etymology was provided for this word.
Across languages
12 source translations are retained for this English entry.
