Vocabulary Entry

subsonic

|adjective • noun

adjective

Referring to speeds slower than the speed of sound in air.

Example Sentences

"The subsonic aircraft was designed for quiet, efficient travel."

"Subsonic waves can travel through various mediums without creating a sonic boom."

"Engineers are focusing on subsonic speeds for longer flight durations."

noun

Example Sentences

"The subsonic emitted by the machine was barely detectable."

"Researchers studied the impact of subsonics on wildlife."

"He enjoyed the deep subsonic frequencies produced by the speaker."