/kal"keuh jeuhn, -jen'/ , n.
Chem. any of the elements oxygen, sulfur, selenium, tellurium, and polonium, which form the VIa group in the periodic table.
[ 1960-65; CHALCHO- + -GEN ]
/kal"keuh jeuhn, -jen'/ , n.
Chem. any of the elements oxygen, sulfur, selenium, tellurium, and polonium, which form the VIa group in the periodic table.
[ 1960-65; CHALCHO- + -GEN ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012