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词汇 chalcogen
释义

Definition of chalcogen in English:

chalcogen

(also chalkogen)
noun ˈkalkədʒ(ə)n
Chemistry
  • Any of the elements in group 16 (group VIa) of the periodic table, comprising oxygen, sulphur, selenium, tellurium, and polonium.

Origin

1940s. From chalco- + -gen, after halogen. Compare earlier chalcogenide.

Definition of chalcogen in US English:

chalcogen

(also chalkogen)
nounˈkalkədʒ(ə)n
Chemistry
  • Any of the elements in group 16 (group VIa) of the periodic table, comprising oxygen, sulphur, selenium, tellurium, and polonium.

Origin

1940s. From chalco- + -gen, after halogen. Compare earlier chalcogenide.

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