Active and Nonoperational

Active

Active adjective - Being in effective operation.
Usage example: the abandoned factory had not been active for years

Nonoperational is an antonym for active.

Nonoperational

Nonoperational adjective - (military) not involved in military operations.
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Active is an antonym for nonoperational.
Cite this Source
Nonoperational and Active. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/active/nonoperational
Active & Nonoperational. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/active/nonoperational>.
Nonoperational or Active. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/active/nonoperational.
Google Ngram Viewer shows how "active" and "nonoperational" have occurred on timeline