Definition of overscan in English:

overscan

Syllabification: o·ver·scan
Pronunciation: /ˈōvərˌskan
 
/

noun

  • The facility on some computer screens or televisions to adjust the picture size so that objects appear bigger but the edges of the picture are lost.
    More example sentences
    • If you view on a standard television or you can adjust your overscan this may not be an issue, but for those without the capability it will be frustrating.
    • I have read reports that you can still see the missing picture if you adjust the overscan on your TV, but for the rest of us, this is intolerable.
    • The image has been window-boxed to ensure a presentation uncompromised by video overscan.

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Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody