Noun: yNoun: Y wI
- A silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminium alloys
- yttrium, atomic number 39
Derived forms: ys, Ys
Type of: alphabetic character, letter, letter of the alphabet, metal, metallic element
Part of: fergusonite, gadolinite, Latin alphabet, Roman alphabet, xenotime, ytterbite
Encyclopedia: Y, Somme