noun
1. chromatic purity: freedom from dilution with white and hence vivid in hue
Synonym: saturationchromavividness
2. the magnitude of sound (usually in a specified direction)
e.g. the kids played their music at full volume
Synonym: volumeloudness
3. high level or degree
the property of being intense
Synonym: intensiveness
4. the amount of energy transmitted (as by acoustic or electromagnetic radiation)
e.g. he adjusted the intensity of the sound
they measured the station's signal strength
Synonym: strengthintensity level