from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An apparatus used to detect ozone.

from the GNU version of the Collaborative International Dictionary of English

  • n. An apparatus employed to indicate the presence, or the amount, of ozone.

from The Century Dictionary and Cyclopedia

  • n. A test-paper which is oxidized and discolored by ozone.


Sorry, no etymologies found.


    Sorry, no example sentences found.


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