noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A metallic chemical element (symbol Eu) with an atomic number of 63. uncountable
2. 2
   a bivalent and trivalent metallic element of the rare earth group wordnet

Synonyms

All synonyms

atomic number 63eugoldironleadmetal

Example

More examples

"Europium is a chemical element with the symbol Eu."

Etymology

Borrowed from French europium, from Europe + -ium.

Related phrases

europium oxideeuropium trichlorideatomic number

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