Last Updated：2025/11/20

An electromagnetic wave having a wavelength between approximately 10 and 100 meters, corresponding to frequencies between 3 and 30 MHz.

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shortwave

Source Word

shortwave

Noun

colloquial plural-normally

Japanese Meaning

10〜100メートルの波長を持つ電磁波（周波数3〜30MHzに相当）

Late at night, the engineer tuned the receiver to pick up a distant shortwave carrying weather bulletins.

夜遅く、技術者は受信機を調整して、遠方から届く天気予報を伝える短波（波長約10〜100メートル、周波数3〜30MHz）を受信した。

Sense（1）

Shortwaves are longer than microwaves.

Sense（2）

(colloquial, usually in the plural) Any frequency in this range, especially when used in broadcasting.

Many stations broadcast on shortwaves.

shortwaves

（ plural ）