There are 2 definitions of overlay in English:

overlay1

Syllabification: o·ver·lay

verb

Pronunciation: /ˌōvərˈlā
 
/
(past and past participle overlaid) [with object] (often be overlaid with)
  • 1Cover the surface of (a thing) with a coating: their fingernails were overlaid with silver or gold
    More example sentences
    • In several examples, the base metal is overlaid with silver, and many of the inlays are gold or silver.
    • The unidentified base metals are overlaid with silver.
    • In the rest of the house all parts were overlaid with gold and adorned with gems and mother-of-pearl.
    Synonyms
    cover, face, surface, veneer, inlay, laminate, plaster; coat, varnish, glaze
  • 1.1Lie on top of: a third screen which will overlay the others
    More example sentences
    • The results are displayed on a screen and often overlaid on a map.
    • These images were digitized and overlaid on a computer screen.
    • She seems to be having some kind of a disco thing going on, with her screen overlaid three times on top of itself and a hundred horizontal bars racing up and down the picture.
  • 2(Of a quality or feeling) become more prominent than (a previous quality or feeling): his openness had been overlaid by his new self-confidence
    More example sentences
    • Any of us can become terrified at any moment if fear overlays us.
    • Football retained tenacious local loyalties, overlaid by denominational and social rivalries, mediated by the search for success and corresponding reward.
    • Consequently, the difficult circumstances of their current situation are at least partially overlaid by a larger faith in the dignity of labor, the power of collective action, and the ultimate triumph of the working class.

noun

Pronunciation: /ˈōvərˌlā
 
/
Back to top  
  • 1Something laid as a covering over something else: a durable, cost-effective floor overlay
    More example sentences
    • Films, coatings, and overlays generally become less cost effective as production quantities increase, especially when the entire surface of work pieces must be hardened.
    • Watch how the pros produce stunning decorative overlays from start to finish, including surface preparation, pre-overlay repair, placing, and finishing.
    • The company's warehouse floor serves as a testing ground for new finishes, overlays, and polishing techniques.
    Synonyms
    covering, cover, layer, face, surface, veneer, lamination; coat, varnish, glaze, wash
  • 1.1A transparency placed over artwork or something such as a map, marked with additional information or detail.
    More example sentences
    • The structure of the painting reveals itself as do those anatomical diagrams with transparent overlays illustrating the separate skeletal, circulatory, pulmonary and muscular systems.
    • Analysts may create additional overlays as needed.
    • Circle the corresponding number on the reader service card for more information about stampable vertical overlays.
  • 1.2A graphical computer display that can be superimposed on another.
    More example sentences
    • Unlike other systems, the device is not an overlay on the plasma display causing image degradation.
    • Actually, these head-to-head duels play out on a computer screen, superimposed in digital video overlay.
    • Channel surfing was quick and the overlay offered a lot of extra info about a program, including an original air date (I can't even get that info on my TiVo).
  • 2 Computing The process of transferring a block of program code or other data into internal memory, replacing what is already stored.
    More example sentences
    • New code was added to Maya to remove the requirement for hardware overlay in order to provide compatibility even with nonaccelerated drivers.
  • 2.1A block of code or other data transferred during the overlay process.
    More example sentences
    • In addition, MCS-L does not allow users to relate or join external user-defined databases to overlays.

More definitions of overlay

Definition of overlay in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space

There are 2 definitions of overlay in English:

overlay2

Syllabification: o·ver·lay
Pronunciation: /ˌōvərˈlā
 
/

More definitions of overlay

Definition of overlay in: