おんそく
Meanings
Noun
1. speed of sound
Pitch accent
んそく
Composed of
sound; noise; note; Chinese-derived character reading
gear; speed (e.g. 4-speed transmission)
Used in vocabulary (2 in total)
supersonic speed
subsonic speed
Examples (2 in total)
The new airplane flies at twice the speed of sound.
This jet travels about three times as fast as the speed of sound.