halogen
Definition from Wiktionary, a free dictionary
Contents |
[edit] English
[edit] Etymology
From Ancient Greek ἅλς (hals), “‘salt’”) + -gen (“‘produce’”), referring to elements which produce a salt in union with a metal.
[edit] Pronunciation
[edit] Noun
|
Singular |
Plural |
halogen (plural halogens)
- (chemistry) Any element of group 7, i.e. fluorine, chlorine, bromine, iodine and astatine, which form a salt by direct union with a metal.
[edit] Translations
any element of group 7
