Definition of bromide in English:



  • 1Chemistry
    A compound of bromine with another element or group, especially a salt containing the anion Br− or an organic compound with bromine bonded to an alkyl radical.

    • ‘Inorganic anions used as the model anions were sulfate, fluoride, chloride, bromide, nitrite, nitrate, chlorate, iodide, thiocyanate, and perchlorate, used as their sodium salts.’
    • ‘In Friedel-Crafts reactions, alkyl chlorides are more reactive than alkyl bromides and alkyl iodides react only with difficulty.’
    • ‘Anions like chloride and bromide also adsorb on electrode surfaces while smaller cations like lithium, sodium and potassium are generally too strongly bound to a small number of water molecules to bind directly to the electrode.’
    • ‘Silver halide is manufactured by combining silver nitrate and halide salts (chloride, bromide, and iodide) which results in a range of crystal shapes and sizes.’
    • ‘For example, chlorinated drinking water disinfectants react with naturally occurring bromides in oceans and lakes to form compounds that are much more carcinogenic than the original disinfectant.’
  • 2A trite statement that is intended to soothe or placate.

    ‘feel-good bromides create the illusion of problem-solving’
    • ‘Michael Moore, who had been introducing Nader at rallies around the country, pointedly refused to accompany him to swing states, and launched a series of bromides on his widely visited website stressing the importance of defeating Bush.’
    • ‘The briefest explanation is to tell you that in the 1930s I envied the ‘liberals’ for the fact that their leaders entered political campaigns armed not with worn-out bromides, but with intellectual arguments.’
    • ‘The very thought of his globe-like head bobbing animatedly in front of me, spitting out bromides in his crisp, British-accented English on the sexual hang-ups of the French and Americans, would have set me on edge within minutes.’
    • ‘Hart, like many on the liberal left, seems entranced by bromides about ‘the grass roots’ that obscure the need for historical and political knowledge that isn't acquired through one's own limited experience.’
    • ‘They have little to offer beyond tired bromides about needing more money for capacity building, innovative partnerships, and a host of other buzzwords that make no difference in the lives of children who attend failing schools.’
    • ‘Joined by a few skillful journalists such as Deborah Scroggins and Michela Wong, they pose a vigorous challenge to the popular beliefs and political bromides typically associated with saving strangers.’
    • ‘He was filled with contradiction, spoke in nothing but bromides and cliches and believed that he had done his duty to the end.’
    • ‘Lively insights and the elements of a useful and important reading of the recent history of U.S. strategic thought peep through this book's vast, drifty expanses of oratorical bromides like crocuses in a snowbank.’
    • ‘But don't look for anti-Bush bromides in the style of Michael Moore or John Sayles.’
    • ‘Rather, he peddled bromides about journalism: ‘I said that a journalist's duty was to report the truth, not support a cause.’’
    • ‘On top of all that detail, we have a hefty helping of cliches and bromides.’
    • ‘An Injury to One honors none of the accepted bromides of film-making, crafting a mode of film-making that, while owing something to Marker and Santiago Álvarez, is a prototype for a previously unimaginable brand of American documentary.’
    • ‘Most teams looked at Stevens' record and relied on bromides like ‘a leopard doesn't change its spots,’ and ‘history is the best predictor.’’
    • ‘They call their anti-environmental programs ‘healthy skies’ and they refuse to do more than literally phone in bromides about a ‘culture of life’ to their anti-choice base.’
    • ‘It avoided all the usual bromides about the inmates of such institutions being saner than their keepers, instead providing an unsentimental, steadfast look at these women's essential humanity.’
    • ‘This sums up their entire campaign, one of breath-taking arrogance wrapped up in feel-good bromides.’
    • ‘There are business bromides: ‘By definition, 50% of the people don't want a level playing field.’’
    • ‘They cover their belief with bromides about ‘the market’ selling it to the public like a magic pill, when it's clear that the market is insufficient to do anything but efficiently allocate goods and services.’
    • ‘There are no bromides, no platitudes, no clichés.’
    1. 2.1dated A sedative preparation containing potassium bromide.
      • ‘In Dostoevsky's day there were no effective drugs to prevent seizures - perhaps he took bromides.’
      • ‘Up to his neck in the reputedly healing waters, Daudet read Montaigne; and in private consumed huge amounts of morphine, chloral and bromide in an attempt to palliate his excruciating pains.’
      • ‘Bergen Evans, in The Spoor of Spooks, and Other Nonsense, says there is no evidence that bromides were administered in any wartime command, ‘or that they would have had the effect claimed for them if they had been’.’
      • ‘Agents include phenobarbital, corticosteroids, isoniazid, iodides and bromides, and vitamins D and B 12.’
  • 3A reproduction or piece of typesetting on bromide paper.

    • ‘His desk drawers served mainly as a repository for napkins, bromides, and paper clips.’
    • ‘It was then re-typed in the Western People, reproduced in bromide form and placed on a page.’
    • ‘The process included ‘pasting up’ cut-out parts of bromides which were sensitised sheets of paper bearing text.’