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1

halogen

play
noun hal·o·gen \ˈha-lə-jən\

Definition of halogen

  1. :  any of the five elements fluorine, chlorine, bromine, iodine, and astatine that form part of group VIIA of the periodic table and exist in the free state normally as diatomic molecules

ha·log·e·nous play \ha-ˈlä-jə-nəs\ adjective


Origin of halogen

Swedish, from hal- + -gen


First Known Use: 1842


2

halogen

adjective hal·o·gen

Definition of halogen

  1. :  containing, using, or being a halogen <a halogen lamp>



1880

First Known Use of halogen

1880


Medical Dictionary

halogen

play
noun halo·gen \ˈhal-ə-jən\

Medical Definition of halogen

  1. :  any of the five elements fluorine, chlorine, bromine, iodine, and astatine that form part of group VII A of the periodic table and exist in the free state normally as diatomic molecules

  2. ha·log·e·nous \ha-ˈläj-ə-nəs\play adjective




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