sonic

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. (of speed) having or caused by speed approximately equal to that of sound in air at sea level
- a sonic boom
• Syn:
transonic
• Ant:
subsonic, supersonic
2. relating to audible sound
- a sonic wave
• Similar to:
audible, hearable

• Từ trái nghĩa / Antonyms:
  subsonic, supersonic