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overlay |
Also found in: Dictionary/thesaurus, Medical, Legal, Acronyms, Wikipedia, Hutchinson | 0.03 sec. |
overlay(1) A preprinted, precut form placed over a screen, key or tablet for identification purposes. See keyboard template. overlay an applied decoration or layer, as of gold leaf overlay [′ō·vər‚lā] (civil engineering) A repair topping of asphalt or concrete placed on a worn roadway. (computer science) A technique for bringing routines into high-speed storage from some other form of storage during processing, so that several routines will occupy the same storage locations at different times; overlay is used when the total storage requirements for instructions exceed the available main storage. (engineering) Nonwoven fibrous mat (glass or other fiber) used as the top layer in a cloth or mat lay-up to give smooth finish to plastic products or to minimize the fibrous pattern on the surface. Also known as surfacing mat. An ornamental covering, as of wood or metal. (graphic arts) A sheet attached to copy or artwork and containing special instructions about reproduction or arrangement. A transparent or translucent film attached to artwork and carrying additional detail to be reproduced; in multicolor printing these overlays may represent the separation of the colors to be printed. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| High over the tree-tops, in a widespread, trailing, noisy crew, there fly, with resounding cries, flocks of birds which seem to darken and overlay the very heavens. From in front and especially from the right, in the unlifting smoke the guns boomed, and out of the mysterious domain of smoke that overlay the whole space in front, quick hissing cannon balls and slow whistling shells flew unceasingly. Towards nine o'clock he smoothed his ruffled aspect, and, presenting as respectable and business-like an exterior as he could overlay his natural self with, issued forth to the occupation of the day. |
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