noun (n)

• a silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminum alloys

  perak unsur logam itu biasa dalam rare earth mineral; digunakan dalam campuran aluminium dan magnesium

  Synonym:
  atomic number 39, y
  

  source: wordnet30
• A rare metallic element of the boron-aluminium group, found in gadolinite and other rare minerals, and extracted as a dark gray powder. Symbol Y. Atomic weight, 89.

  yang langka dari unsur logam boron aluminium group, ditemukan di gadolinite lain langka dan mineral, dan diekstrak sebagai bubuk kelabu gelap. simbol y. berat atom, 89.

  source: webster1913