leach tub

1 definition found

leach tub - Collaborative International Dictionary of English v.0.48 :

  Leach \Leach\, n. [Written also letch.] [Cf. As. le['a]h lye,
     G. lauge. See Lye.]
     1. A quantity of wood ashes, through which water passes, and
        thus imbibes the alkali.
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     2. A tub or vat for leaching ashes, bark, etc.
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     Leach tub, a wooden tub in which ashes are leached.
        [1913 Webster]