Added 10 October 2026
reagent
/ɹiˈeɪ.d͡ʒənt/ noun
Latin root: reagō Wiktionary
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about reagent at Wordnik → Where our words come from →
Origin
Possibly from Latin reagō. Compare with Norwegian Bokmål reagens. The sequence of act → action → agent → agency shows morphologic and semantic parallel, and apparent cognate relation, with react → reaction → reagent → reagency.
From Wiktionary, via Kaikki.org (CC BY-SA)