dehalogenation

D2E1H4A1L1O1G2E1N1A1T1I1O1N1
UK/diːˌheɪlədʒəˈneɪʃən/

noun

The act or process of removing halogen (usually a pair of atoms) from a molecule; any reaction that does this.

Opposite
halogenationperhalogenationrehalogenationrehalogenization
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Meanings

noundehalogenation (countable and uncountable, plural dehalogenations)

plural dehalogenations

  1. countableuncountablechemistryThe act or process of removing halogen (usually a pair of atoms) from a molecule; any reaction that does this.

    Antonyms: halogenation, perhalogenation, rehalogenation, rehalogenization

Synonyms & antonyms

nounThe act or process of removing halogen (usually a pair of atoms) from a molecule; any reaction that does this.

Opposite
halogenationperhalogenationrehalogenationrehalogenization

Origin

By surface analysis, dehalogenate + -ion, or, by surface analysis, de- + halogenation.

Full word history & related roots →
Cite this entry
APA

dehalogenation. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/dehalogenation

MLA

“dehalogenation.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/dehalogenation. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “dehalogenation,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/dehalogenation.

Source: dehalogenation on Wiktionary, CC BY-SA 4.0.