noun
terrestrial digital broadcasting
Abbreviation of 地上デジタル放送. Commonly used in everyday conversation and media to refer to digital TV broadcast over the air.
See also: 地上デジタル放送
地デジ対応のテレビを買った。
I bought a TV that supports terrestrial digital broadcasting.
地デジの電波が届かない地域もある。
There are areas where terrestrial digital signals don't reach.