underlay[un′dər lā′; for n. un′dər lā′]
underlay definition by Webster's New World
transitive verb underlaid, underlaying
- to cover, line, or extend over the bottom of: the leather is underlaid with felt
- to lay (something) under something else, esp. as a support, wedge, etc.
- to raise or support with something laid underneath: the roof must be underlaid with trusses
- Printing to provide with an underlay
Origin: Middle English underlein ; from Old English underlecgan
- something laid underneath
- Printing a patch or patches of paper laid under type, cuts, etc. to raise the level of the face
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
underlay definition by American Heritage Dictionary
transitive verb un·der·laid , un·der·lay·ing, un·der·lays
- To put (one thing) under another.
- To provide with a base or support.
- Printing To raise or support (the level of a bed) by inserting a piece of paper or other material under the type.
- Something, such as felt under a carpet, that is underlaid. Also called underlayment.
- Printing Paper or other material used to underlay.
Past tense of underlie.
Variant of underlie