oceanium

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noun

A supposed chemical element, thought to be the one with atomic number 72 (now known as hafnium), but later identified as a mixture of aluminium, iron, and titanium.

Scrabble 12
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Meanings

nounoceanium (uncountable)
  1. obsoleteuncountableA supposed chemical element, thought to be the one with atomic number 72 (now known as hafnium), but later identified as a mixture of aluminium, iron, and titanium.

Origin

From Oceania + -ium.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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