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Definition of activation

activation

/ˌæk.tɪˈveɪ.ʃən/
ac · ti · va · tion

Adverb:actively
•
Plural:activations
•
Adjective:active
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activation Lexical Profile

activation Game Scores & Validity

• noun

1

The action or process of making something active, operational, or functional.

Example

"Account activation requires clicking the verification link sent to your email address."


2

The process of increasing the rate of a chemical reaction or making a substance, molecule, or biological cell reactive (in chemistry and biology).

Example

"The presence of the catalyst lowered the energy required for the activation of the molecules."


3

A marketing campaign, event, or interactive experience designed to engage consumers directly with a brand.

Example

"The beverage company set up an interactive brand activation at the music festival."

Synonyms
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Antonyms
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• Rhymes for activation

Word Origin & Etymology

Formed in the late 19th century from the verb 'activate' and the suffix '-ion', ultimately tracing back to the Latin 'actus', meaning 'a doing' or 'an impulse'.

Cite this Entry


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