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

underlay \un`derlay"\, v. t. as. underlecgan. see under, and
   lay, v. t.
   1. to lay beneath; to put under.
      1913 webster

   2. to raise or support by something laid under; as, to
      underlay a cut, plate, or the like, for printing. see
      underlay, n., 2.
      1913 webster

   3. to put a tap on a shoe. prov. eng.
      1913 webster
see also:
under lay underlay 

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

underlay \un`derlay"\, v. i. mining
   to incline from the vertical; to hade; -- said of a vein,
   fault, or lode.
   1913 webster

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

underlay \un"derlay`\, n.
   1. mining the inclination of a vein, fault, or lode from
      the vertical; a hade; -- called also underlie.
      1913 webster

   2. print. a thickness of paper, pasteboard, or the like,
      placed under a cut, or stereotype plate, or under type, in
      the form, to bring it, or any part of it, to the proper
      height; also, something placed back of a part of the
      tympan, so as to secure the right impression.
      1913 webster
see also:
underlie 

[4] : WordNet (r) 2.0

underlay
     see underlie
     also: underlaid
see also:
underlie underlaid 

[5] : WordNet (r) 2.0

underlay
     n : a pad placed under a carpet syn: carpet pad, rug pad, underlayment
     v 1: raise or support the level of printing by inserting a
          piece of paper or cardboard under the type; "underlay
          the plate"
     2: put something under or beneath; "they underlaid athe
        shingles with roofing paper"
     3: provide with a base, support, lining, or backing; "underlay
        the boards with joists"
     also: underlaid
see also:
carpet pad rug pad underlayment underlaid 

[6] : WordNet (r) 2.0

underlie
     v 1: be or form the base for
     2: lie underneath
     also: underlying, underlay, underlain
see also:
underlying underlay underlain 

Underlay >> U Words
Underlay, definition of term: Underlay
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