Monitor
Monitor noun - An ironclad vessel built by Federal forces to do battle with the Merrimac.
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Synonyms for Monitor
Spotter and monitor are semantically related in watcher topic. In some cases you can use "Spotter" instead a noun "Monitor".
Cite this Source
Spotter and Monitor. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/monitor/spotter
Monitor & Spotter. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/monitor/spotter>.
Spotter or Monitor. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/monitor/spotter.
Google Ngram Viewer shows how "monitor" and "spotter" have occurred on timeline