eka-protactinium

noun

unbitrium (Ubt), an unsynthesized chemical element with atomic number 123.

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Meanings

nouneka-protactinium (uncountable)
  1. uncountableunbitrium (Ubt), an unsynthesized chemical element with atomic number 123.
  2. uncountableunquadunium (Uqu), an unsynthesized element with atomic number 141.

Origin

From eka- + protactinium.

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Cite this entry
APA

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

MLA

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

Chicago

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

Source: eka-protactinium on Wiktionary, CC BY-SA 4.0.