Definition of lehr in US English:


(also leer)


  • A furnace used for the annealing of glass.

    • ‘We also do reconstruction and repair of lehrs previously installed by other manufacturers.’
    • ‘They are then gradually cooled in an annealing oven known as a lehr.’
    • ‘The annealing and decorating lehrs are among the best known products of the company.’
    • ‘This system is used in almost all the annealing and decorating lehrs.’
    • ‘Bowman lehrs can be sourced from factories in Pennsylvania in the USA and the Czech Republic.’
    lecherous look, lascivious look, suggestive look, ogle, sly glance, stare
    View synonyms


Mid 17th century: of unknown origin.