Underdrain

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Underdrain \Un"der*drain`\, n.
     An underground drain or trench with openings through which
     the water may percolate from the soil or ground above.
     [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 [gcide]:



  Underdrain \Un`der*drain"\, v. t.
     To drain by forming an underdrain or underdrains in; as, to
     underdrain land.
     [1913 Webster]