Definition of perovskite in US English:



  • 1A yellow, brown, or black mineral consisting largely of calcium titanate.

    • ‘Some of the characteristic minerals found in kimberlite are perovskite, magnetite, and spinel.’
    • ‘Some age determinations used atios measured on macrocrystal phlogopite; others used ratios from perovskite crystals.’
    • ‘The engines of tomorrow's PCs may be based not on silicon dioxide but on exotic new compounds such as perovskite oxide or even the stuff of life itself, DNA.’
    • ‘Iron, for example, becomes non-magnetic and may tend to migrate from perovskite toward another mineral as the pressure rises.’
    • ‘The catalyst, which was first studied for use in catalytic converters in the early 1970s, includes the mineral perovskite with palladium.’
    1. 1.1 Any of a group of related minerals and ceramics having the same crystal structure as perovskite.
      • ‘The new films include 10 or so alternating layers of positively charged dusters and negatively charged materials called perovskites.’
      • ‘The product is based on mixed-metal oxide chemistry - blending two or more non-PGM metal components (such as perovskites and spinels).’


Mid 19th century: from the name of L. A. Perovsky (1792–1856), Russian mineralogist, + -ite.