sonic /sonˈik/

1. Relating to or using sound waves
2. Travelling at about the speed of sound

sonˈics singular noun

The study of the technological application of sounds, esp supersonic waves

sonic bang or sonic boom noun (aeronautics)

A loud double report caused by shock waves projected outward and backward from the leading and trailing edges of an aircraft as it reaches supersonic speed

sonic barrier noun

The sound barrier

• tongue-in-cheek
• tongue-lashing
• tongue-lashings
• tongueless
• tonguelet
• tonguelets
• tonguelike
• tongues
• tonguester
• tonguesters
• tongue-tacked
• tongue-tie
• tongue-tied
• tongue-twister
• tongue-twisters
• tongue-work
• tongue worm
• tongue worms
• tonguing
• tonguings
• tonic
• tonic accent
• tonic accents
• tonicities
• tonicity