Definitions
a chemical agent for use in chemical reactions
Word 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.
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Lab chemical”7 letters
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