oceanium
Noun
Meaning
oceanium (uncountable)
(obsolete) 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.
Noun
oceanium (uncountable)
(obsolete) 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.