noun
broadband; wideband
Technical term in telecommunications for a wide frequency band or high-speed data transmission. Often used in compounds like 広帯域通信 (broadband communication).
See also: ブロードバンド
この地域では広帯域インターネットが利用できる。
Broadband internet is available in this area.
ブロードバンド is the common loanword for broadband, while 広帯域 is the native technical term used in formal or engineering contexts.
Compound of 広 (wide) + 帯域 (band, frequency range). A straightforward technical coinage.