電でん波ぱ探たん信しん儀ぎ

noun

radar (obsolete term)

Obsolete term used by the Imperial Japanese Navy for 'radar'. Replaced by レーダー in modern Japanese.

• 旧きゅう日本にほん海かい軍ぐんでは、レーダーのことを電でん波ぱ探たん信しん儀ぎと呼よんでいた。

  In the former Imperial Japanese Navy, radar was called 電波探信儀.