Subsonic
Last Updated: January 2, 2026 at 12:30 PM
Scrabble:12 ptsWWF:16 pts8 letters
Definition of Subsonic
adjective
- (of a sound, scientific) having a frequency too low to be audible
- (of a sound, literary) very quiet, almost inaudible
"The noise of the ship was all around her. The faint subsonic rumble of the reactor and drive. (Leviathan Wakes, James S. A. Corey)"
- (of a speed) less than the speed of sound (in the same medium, and at the same temperature and pressure)
- (of a flow) with a Mach number such that 0.3 < Ma < 0.8 (approximately - the exact limits vary between sources)
Anagrams of Subsonic
Words You Can Make
50 words can be made from the letters in "subsonic":