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Added 9 October 2026

monitor

/ˈmɒn.ɪ.tə/ noun

Latin root: monitor Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about monitor at Wordnik → Where our words come from →

Someone who supervises (an examination).
Someone who gives a warning so that a mistake can be avoided.
An ironclad vessel built by Federal forces to do battle with the Merrimac.

verb

Keep tabs on; keep an eye on; keep under surveillance.
we are monitoring the air quality
Check, track, or observe by means of a receiver.

Origin

From Latin monitor (“warner”), from perfect passive participle monitus (“warning”), from verb monere (“to warn, admonish, remind”). Warship sense is from USS Monitor, the first ship of this type.

From Wiktionary, via Kaikki.org (CC BY-SA)

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