halogen
Pronunciation
  • (RP) IPA: /ˈhæ.ləˌd͡ʒən/, /ˈheɪ.lə.d͡ʒən/
  • (GA) IPA: /ˈhæ.lə.d͡ʒən/
Noun

halogen (plural halogens)

  1. (chemistry) Any element of group 17, i.e. fluorine, chlorine, bromine, iodine and astatine, which form a salt by direct union with a metal.
  2. A light fixture in which the filament is surrounded by an atmosphere of a halogen gas,
Related terms Translations


This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.020
Offline English dictionary