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Definition of deactivator

deactivator

/diːˈæk.tɪ.veɪ.tər/
de · ac · ti · va · tor
Plural:deactivators
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deactivator Lexical Profile

deactivator Game Scores & Validity

• noun

1

A device, system, or mechanism used to disable or turn off an electronic circuit, security tag, or piece of equipment.

Example

"The cashier passed the book over the magnetic deactivator at the checkout counter so it would not trigger the store alarm."

2

A chemical substance, functional group, or biological agent that inhibits, neutralizes, or reduces the reactivity of another substance or catalyst.

Example

"A trace amount of metal deactivator was blended into the aviation fuel to improve its thermal stability during storage."

Synonyms
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Antonyms
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• Rhymes for deactivator

• Nearby Words

deacon
deactivate
deactivation
deactivator
dead
deadass
deadbeat

Cite this Entry

Wordmom. (2026). Definition of Deactivator. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/deactivator
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