exthorio

E1X8T1H4O1R1I1O1

noun

Synonym of thoron (“radon-220”).

Similar
thoron
Scrabble 18
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Meanings

nounexthorio (uncountable)
  1. obsoleteuncountableSynonym of thoron (“radon-220”).

    Synonyms: thoron

Synonyms & antonyms

nounSynonym of thoron (“radon-220”).

Similar
thoron
Also see
thoron

Origin

From Latin ex (“out of”) + thōriō (“thorium”).

Full word history & related roots →
Cite this entry
APA

exthorio. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/exthorio

MLA

“exthorio.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/exthorio. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “exthorio,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/exthorio.

Source: exthorio on Wiktionary, CC BY-SA 4.0.