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lehr

noun
variants: or less commonly leer or lear \ˈli(ə)r, ˈle(ə)r, ˈlāər\
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Definition of lehr

plural -s
: a long oven in which glassware is annealed as it travels through on a continuous belt

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Origin and Etymology of lehr

German lehr, leer model, pattern, measuring instrument, from Middle High German lēre model, measure

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