Activated and Untreated

Opposite meaning words

Activated adjective - Rendered active; e.g. rendered radioactive or luminescent or photosensitive or conductive.

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Untreated is an antonym for activated.

Nearby Words: active, activate, activation, activating

Untreated adjective - Not subjected to chemical or physical treatment.

Usage example: an untreated fabric

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Activated is an antonym for untreated.

Cite this Source

Untreated and Activated. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/activated/untreated

Activated & Untreated. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/activated/untreated>.

Untreated or Activated. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/activated/untreated.

Google Ngram Viewer shows how "activated" and "untreated" have occurred on timeline