halogen
noun
any of the electronegative elements, fluorine, chlorine, iodine, bromine, and astatine, that form binary salts by direct union with metals.
halogens
-
pluralof halogen.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The researchers now want to investigate ways to confine the molten salts, potentially using halogens or carbon-based materials, which could make the salts easier to separate and process while improving their stability.
From Science Daily ● Sep. 21, 2026
By combining different halide salts, researchers created MXenes with two or even three types of surface halogens in carefully controlled proportions.
From Science Daily ● Apr. 4, 2026
Firstly, they are two to three times as bright as traditional halogens, and their "colour temperature" is bluer and whiter, which mimics natural daylight.
From BBC ● Feb. 18, 2026
The oxides of halogens, at least one of the noble gases, and metals with higher reduction potentials than copper do not form by the direct action of the elements with oxygen.
From Textbooks ● Feb. 14, 2019
The process is therefore adapted to the simultaneous estimation of carbon, hydrogen, the halogens and sulphur.
From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" by Various
