Meaning of the word halogen in English

What does halogen mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

halogen

US /ˈhæl.ə.dʒen/
UK /ˈhæl.ə.dʒen/
"halogen" picture

Noun

1.

any of the five nonmetallic elements: fluorine, chlorine, bromine, iodine, and astatine, that constitute Group 17 (VIIA) of the periodic table. The halogens are reactive, electronegative, monovalent elements that form strongly acidic compounds with hydrogen from which salts can be formed.

Example:
Chlorine is a common halogen used in disinfectants.
Iodine is an essential halogen for thyroid function.
2.

a type of light bulb that produces a very bright light, often used in car headlights or spotlights

Example:
My car has bright halogen headlights.
We installed new halogen lamps in the kitchen.