- a yellow insoluble powder that darkens on exposure to light: used in photography and artificial rainmaking. Formula: AgI
WordReference Random House Unabridged Dictionary of American English © 2026
sil′ver i′odide, [Chem.]
- Chemistrya pale-yellow, water-insoluble solid, AgI, which darkens on exposure to light: used chiefly in medicine, photography, and artificial rainmaking.
- 1905–10
Collins Concise English Dictionary © HarperCollins Publishers::
silver iodide n
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