subsonic background

subsonic

/sʌbˈsɑnɪk/ /sʌbˈsɒnɪk/

Illustration subsonic - Image 1

noun

Avion subsonique

An aircraft whose maximum speed is less than the speed of sound

Examples :

"The Boeing 737 is a well-known subsonic; it flies slower than the speed of sound. "

Le Boeing 737 est un avion subsonique bien connu ; il vole moins vite que la vitesse du son.

vehicle military technology science physics

Illustration subsonic - Image 1

adjective

Infrasonore

(of a sound, scientific) having a frequency too low to be audible

Examples :

"The machine emitted a subsonic rumble that we could only feel, not hear. "

La machine a émis un grondement infrasonore que nous ne pouvions que ressentir, pas entendre.

sound physics frequency

Illustration subsonic - Image 1

adjective

Subsonore, presque inaudible

(of a sound, literary) very quiet, almost inaudible

Examples :

"The noise of the ship was all around her. The faint subsonic rumble of the reactor and drive. (Leviathan Wakes, James S. A. Corey)"

Le bruit du vaisseau était tout autour d'elle. Le faible grondement subsonore du réacteur et du moteur.

sound literature

Illustration subsonic - Image 1

adjective

Subsonique

(of a speed) less than the speed of sound (in the same medium, and at the same temperature and pressure)

Examples :

"The small plane flew at a comfortable, subsonic speed. "

Le petit avion volait à une vitesse subsonique confortable.

physics sound technology

Illustration subsonic - Image 1

adjective

Subsonique

(of a flow) with a Mach number such that 0.3 < Ma < 0.8 (approximately - the exact limits vary between sources)

Examples :

"The small airplane flew at a subsonic speed, much slower than a jet. "

Le petit avion volait à une vitesse subsonique, beaucoup plus lente qu'un jet.

physics technical sound science