arsenic trioxide

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).

Modern English dictionary

Explore and search massive catalog of over 900,000 word meanings.

Word of the Day

Get a curated memorable word every day.

Challenge yourself

Level up your vocabulary by setting personal goals.

And much more

Try out Vedaist now.