noun
high-definition television; HDTV
Technical term for high-definition television systems and broadcasts.
高品位テレビの放送が始まった。
High-definition television broadcasting has started.
ハイビジョン is the common consumer term for HDTV, while 高品位テレビ is a more formal, technical expression.
Compound of 高品位 (high-grade) and テレビ (television).