/ mɔːlt; NAmE ; BrE also mɒlt/ noun
1.
[ U ] grain, usually barley , that has been left in water for a period of time and then dried, used for making beer, whisky , etc.
2.
[ U , C ] = malt whisky
3.
[ U , C ] ( NAmE ) = malted milk
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WORD ORIGIN
Old English m(e)alt , of Germanic origin; related to melt .