silver bromide Word Origin noun Chemistry.
- a yellowish, water-insoluble powder, AgBr, which darkens on exposure to light, produced by the reaction of silver nitrate with a bromide: used chiefly in the manufacture of photographic emulsions.
Origin of silver bromide First recorded in 1875–80 British Dictionary definitions for silver bromide silver bromide noun
- a yellowish insoluble powder that darkens when exposed to light: used in making photographic emulsions. Formula: AgBr