English dictionary
Hint: In most browsers you can lookup any word by double click it.
English adjective: infrasonic | |||
| 1. | infrasonic having frequencies below those of audible sound | ||
| Similar | inaudible, unhearable | ||
| Antonyms | audible, hearable | ||
Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
2026 onlineordbog.dk
Web design: Orcapia v/Per Bang. English edition: .
2026 onlineordbog.dk