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high-definition television

[hahy-def-uh-nish-uh n] /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.
Abbreviation: HDTV.
Origin of high-definition television
1980-1985
First recorded in 1980-85
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for high definition television

high definition television

noun
1.
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 HDTV
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
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