underlay meaning

Noun: underlay  'úndur`ley

1. A pad placed under a carpet
   - carpet pad, rug pad, underlayment

Verb: underlay (underlaid)  `úndur'ley

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 the shingles with roofing paper" 
3. Provide with a base, support, lining, or backing
   "underlay the boards with joists"

Verb: underlie (underlay,underlain,underlying)  `úndu'lI

1. Be or form the base for 
2. Lie underneath

Derived forms: underlaying, underlays, underlaid

Type of: be, bring up, cater, elevate, get up, lay, lie, lift, pad, place, ply, pose, position, provide, put, raise, set, supply

Encyclopedia: Underlay

[Architecture]
1.

Same as underlayment.

2.

Same as carpet underlayment.

3.

A layer, such as asphaltic felt, which isolates a roof covering from the substructure; underfelt.

Examples

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1. roosevelt's religious beliefs underlay all his attitudes toward men and society.
2. that would depend upon whether the germs of staunch comradeship underlay the temporary emotion.
3. the music of the pearl was triumphant in kino's head, and the quiet melody of the family underlay it.
4. they only get excited about bonded underlay
5. resilient floor coverings-specification for corkment underlay