What does "celtium" mean?

The name originally proposed for element 72, now called hafnium; the discoverer, Georges Urbain, conjectured it to be a rare earth element, and proposed the symbol Ct; but subsequent work showed it to be a transition element, and hafnium was given the symbol Hf.

What is a synonym for "celtium"?

Common synonyms include: hafnium, keltium, keltium.

Celtium

noun

noun ·Rare ·Advanced level

Definitions

Noun

1
The name originally proposed for element 72, now called hafnium; the discoverer, Georges Urbain, conjectured it to be a rare earth element, and proposed the symbol Ct; but subsequent work showed it to be a transition element, and hafnium was given the symbol Hf. historical, uncountable

Synonyms

All synonyms

hafnium keltium keltium

Related phrases

chemical element rare earth

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.