ハロゲン族ぞく元げん素そMeanings1nounhalogen family elementsChemistry term referring to the group of elements including fluorine, chlorine, bromine, iodine, and astatine.ハロゲン族ぞく元げん素そにはフッ素そや塩えん素そが含ふくまれる。The halogen family elements include fluorine and chlorine.