halogen

Definition from Wiktionary, a free dictionary

Contents 1 English 1.1 Etymology 1.2 Pronunciation 1.3 Noun 1.3.1 Translations 1.3.2 Related terms

[edit] English

Wikipedia

[edit] Etymology

From Greek ἅλς ‘salt’ + -gen ‘produce’.

[edit] Pronunciation

• IPA: /ˈhæləʤɛn/

[edit] Noun

halogen (plural halogens)

1. (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

[edit] Related terms

• halide
• quartz halogen lamp