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high definition

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noun
a system for screen display of images that are sharper and more detailed than normal, having many more than the standard number of scanning lines per frame: Most TV shows are available in high definition.Abbreviation: HDSee also high-definition television.
an audio system that reproduces sound with a high degree of accuracy and clarity: music recordings that use high definition.Abbreviation: HD
an optical system that produces very sharp images. Abbreviation: HD
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Origin of high definition

First recorded in 1980–85

OTHER WORDS FROM high definition

high-def·i·ni·tion, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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