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underdrain

[n. uhn-der-dreyn; v. uhn-der-dreyn] /n. ˈʌn dərˌdreɪn; v. ˌʌn dərˈdreɪn/
noun
1.
a drain placed beneath the surface of cultivated fields, streets, etc.
verb (used with object)
2.
to equip or supply with an underdrain or underdrains.
Origin
1795-1805
1795-1805; under- + drain
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for underdrain
  • Fill the collection point basin with underdrain filter.
  • The size of underdrain pipe depends on the drainage capacity required.
  • If underdrain is required, verify top of underdrain backfill material is free of fines.
  • Center line underdrain would address the potential problem with matching of the new box with the existing box.
  • The ends of underdrain pipes not terminating in an observation well shall be capped.
British Dictionary definitions for underdrain

underdrain

noun (ˈʌndəˌdreɪn)
1.
a drain buried below agricultural land
verb (ˌʌndəˈdreɪn)
2.
to bury such drains below (agricultural land)
Derived Forms
underdrainage, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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