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  • high-definition television
    high-definition television
    noun
    a television system having twice the standard number of scanning lines per frame and producing a sharper image, and greater picture detail. HDTV
  • high definition television
    high definition television
    noun
    a television system offering a picture with superior definition, using 1000 or more scanning lines, and possibly a higher field repetition rate to reduce flicker effects

high-definition television

American  
[hahy-def-uh-nish-uhn] / ˈhaɪˌdɛf əˈnɪʃ ən /

noun

  1. a television system having twice the standard number of scanning lines per frame and producing a sharper image, and greater picture detail. HDTV


high definition television British  

noun

  1.  HDTV.  a television system offering a picture with superior definition, using 1000 or more scanning lines, and possibly a higher field repetition rate to reduce flicker effects

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of high-definition television

First recorded in 1980–85

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Aging faces have less fat, creating unflattering shadows that make people look exhausted or angry — especially on a high-definition television, where the lights are harsh and unforgiving.

From Washington Post Nov. 6, 2019

Today's high-definition television picture has a 16:9 aspect ratio—a rectangle with those proportions.

From Scientific American Mar. 20, 2018

Of those, at least 115 are broadcast in standard definition—which means they look terrible on my high-definition television, so I don't watch them.

From Time Aug. 15, 2017

Forecasters said the $1 billion GOES-16 weather satellite, launched in November, is as significant an upgrade as switching to high-definition television, with more detailed images and more channels looking at storms.

From Seattle Times Jun. 1, 2017

Image resolution is roughly four times that of a conventional high-definition television camera.

From Washington Times Mar. 27, 2017

The legal papers include a snapshot of the box for a high definition television.

From Barron's May 11, 2026

Worthy of repeat viewings is the final play of the game revealed in slow motion that looks as great as any current high definition television broadcast.

From Washington Times Jun. 5, 2023

It was the first broadcaster in the world to provide a regular "high definition" television service with daily broadcasts starting in 1936 from its studio in Alexandra Place in north London.

From BBC Jul. 30, 2022

Leveraging its leadership in innovation and quality customer care, Time Warner Cable delivers advanced products and services such as video on demand, high definition television, digital video recorders, high-speed data and Digital Phone.

From Time Magazine Archive

Mediacom Communications offers a wide array of broadband products and services, including traditional video services, digital television, video-on-demand, digital video recorders, high definition television and high-speed Internet access.

From Time Magazine Archive

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