超ちょう音おん速そく流りゅう

Meanings

1

noun

supersonic flow

Technical term in fluid dynamics referring to flow where the velocity exceeds the speed of sound.

current, a sink, flow

亜あ音おん速そく流りゅう
Subsonic flow, where the velocity is below the speed of sound, in contrast to 超音速流.
遷せん音おん速そく流りゅう
Transonic flow, where the velocity is near the speed of sound, bridging subsonic and supersonic regimes.

Compound of 超音速 (supersonic) and 流 (flow).