- Sonar: a device that uses sound waves to detect objects underwater.
- Sonic: relating to sound.
- Sonorous: having a full, rich sound.
- Consonant: a sound made by blocking the airflow through the mouth.
- Dissonant: a sound that is not in harmony with other sounds.
- Resonance: the reinforcement of sound waves by reflection.
- Symphony: a musical composition for orchestra.