silver iodide

noun

Chemistry.

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

silver iodide

noun

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

silver iodide

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.

Word History and Origins

Origin of silver iodide¹

First recorded in 1905–10

Example Sentences

Cloud seeding involves spraying particles such as silver iodide and salt into clouds from aircraft to trigger rain.

Read more on Barron's

Cloud seeding involves spraying particles such as silver iodide and salt into clouds from aircraft to trigger rain, that can wash pollutants from the air.

Read more on Barron's

Cloud seeding is done by firing small particles - usually silver iodide - into clouds to produce rain.

Read more on BBC

The team flew its plane to an elevation of 1,600 feet and dispersed about 70 grams of silver iodide into the clouds — an amount smaller than a handful of Skittles, Doricko said.

Read more on Los Angeles Times

Usually silver iodide is used, but it can also be dry ice and other materials.

Read more on Seattle Times