high-definition television

(redirected from OTA HD)
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high′-defini′tion tel′evision


n.
a television system having a high number of scanning lines per frame, producing a sharper image and greater picture detail. Abbr.: HDTV
[1980–85]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.high-definition television - a television system that has more than the usual number of lines per frame so its pictures show more detail
telecasting, television, TV, video - broadcasting visual images of stationary or moving objects; "she is a star of screen and video"; "Television is a medium because it is neither rare nor well done" - Ernie Kovacs