silver iodide

American  

noun

Chemistry.

1. a pale-yellow, water-insoluble solid, AgI, which darkens on exposure to light: used chiefly in medicine, photography, and artificial rainmaking.

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silver iodide British  

noun

1. a yellow insoluble powder that darkens on exposure to light: used in photography and artificial rainmaking. Formula: AgI

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silver iodide Scientific  

1. A pale-yellow, odorless powder that darkens when it is exposed to light. It is used in photography, as an antiseptic in medicine, and in cloud seeding. Chemical formula: AgI.

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Etymology

Origin of silver iodide

First recorded in 1905–10

Example Sentences

See Examples For:

silver iodide

By combining advanced electron microscopy with neural networks, the team recorded a silver iodide crystal as it melted while being protected by layers of graphene.

From Science Daily ● Jan. 26, 2026

Traditionally, cloud-seeding operations flew planes into clouds and used flares that contained silver iodide.

From The Wall Street Journal ● Dec. 4, 2025

While the US Environmental Protection Agency notes "limited" studies suggest silver iodide does not pose an environmental or health risk, it acknowledges the impact of more widespread use is "not known".

From Barron's ● Nov. 2, 2025

On Tuesday, authorities used a Cessna aircraft to release fire flares containing silver iodide and sodium chloride into the atmosphere.

From BBC ● Oct. 29, 2025

The silver nitrate solution, adhering and entering to a slight extent the surface of the collodion, becomes converted by an ordinary chemical action of affinity into silver iodide and bromide.

From Scientific American Supplement, No. 288, July 9, 1881 by Various