Nonfunctional and Operational

Opposite meaning words

Nonfunctional adjective - Not being in working order.

Usage example: that gas pump is nonfunctional, which is the reason for the plastic bag over the nozzle

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Operational is an antonym for nonfunctional in functional topic.

Operational adjective - Being in effective operation.

Usage example: a fully operational oil refinery

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Nonfunctional is an antonym for operational in topics: working, nonoperational.

Cite this Source

Operational and Nonfunctional. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/nonfunctional/operational

Nonfunctional & Operational. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/nonfunctional/operational>.

Operational or Nonfunctional. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/nonfunctional/operational.

Google Ngram Viewer shows how "nonfunctional" and "operational" have occurred on timeline