Definition of 4K in English:

noun

• (in digital television and cinematography) technology, equipment, or content providing a very sharp image quality, with a horizontal screen resolution of around 4000 pixels.

  More example sentences

  • ‘if 4K isn't necessary, this could be the TV for you’
  • ‘the latest games consoles are now offering gaming in 4K’
  • ‘4K TVs have become much more affordable’