noun
fast radio burst; FRB
Astronomical term for a transient radio pulse of unknown origin, lasting only milliseconds.
高速電波バーストは、宇宙の遠方からやってくる謎の電波現象です。
Fast radio bursts are mysterious radio phenomena coming from distant parts of the universe.
Compound of 高速 (high-speed), 電波 (radio wave), and バースト (burst), a direct translation of the English term 'fast radio burst'.