C1 adjective #19,690 most common

(of sound waves, acoustics) Having frequencies below the human audible range

infrasonic in 30 Seconds

  • (adjective) (of sound waves, acoustics) Having frequencies below the human audible range
  • (adjective) (of a device) Generating or employing such sound waves

Meanings

  1. 1
    adjective (of sound waves, acoustics) Having frequencies below the human audible range
  2. 2
    adjective (of a device) Generating or employing such sound waves

Antonyms

ultrasonic
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