Europium
nounverified·updated May 18, 2026
a bivalent and trivalent metallic element of the rare earth group
Framework senses
- §1
- a bivalent and trivalent metallic element of the rare earth group
- §1 · legacy_primary
- a bivalent and trivalent metallic element of the rare earth groupDR-088 backfill from the noun definition column