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English-Thai Dictionary

underdrain

N ท่อ ระบาย ข้างใต้ to-ra-bai-kang-tai

underdrain

VT จัด ให้ มี ท่อ ระบาย ข้างใต้ jad-hai-mi-to-ra-bai-kang-tai

Webster's 1828 Dictionary

UNDERDRAIN

n.A drain or trench below the surface of the ground.

UNDERDRAIN

v.t.To drain by cutting a deep channel below the surface.

Webster's 1913 Dictionary

UNDERDRAIN

UNDERDRAIN Un "der *drain `, n.

Defn: An underground drain or trench with openings through which the water may percolate from the soil or ground above.

UNDERDRAIN

UNDERDRAIN Un `der *drain ", v. t.

Defn: To drain by forming an underdrain or underdrains in; as, to underdrain land.