0 a system for showing very clear pictures on a television or computer screen or for producing very clear sound:
1 used to describe a system for showing very clear pictures on a television or computer screen or for producing very clear sound:
high-definition television
2 → HD
Our engineers are the inventors of the new high-definition satellite technology of the nineties.
The action plan proposes a subsidy of up to 850 mecu to help accelerate the development of the market for widescreen and high-definition television services.
In 1989, high-definition television on a commercial basis was seen as the technology of the 21st century.
The classic case at the moment might be related to high-definition television.
A new set also debuted, replacing the high-definition capable set introduced in 2008.
This is also the first series to be broadcast in high-definition widescreen.
The service offered 21 channels of high-definition video focused on niche audiences.
His habilitation, in 1989, was on high-definition television.
