bro·mide / ˈbrōmīd/ • n. 1. Chem. a compound of bromine with another element or group, esp. a salt containing the anion Br⁻ or an organic compound with bromine bonded to an alkyl radical. ∎  a reproduction or piece of typesetting on bromide paper.2. a trite and unoriginal idea or remark, typically intended to soothe or placate: feel-good bromides create the illusion of problem solving.DERIVATIVES: bro·mid·ic / brōˈmidik/ adj. (in sense 2).

bromide Salt of hydrobromic acid or certain organic compounds containing bromine. The bromides of ammonium, sodium, potassium and certain other metals were once extensively used medically as sedatives. Silver bromide is light-sensitive and is used in photography.