Radon
//ˈɹeɪdɒn//
"Radon" in a Sentence (3 examples)
Helium, neon, argon, krypton, xenon and radon are noble gases.
Several measurements show high radon levels in this area.
How much radon is there?
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.