Definition of compactness in US English:

compactness

noun

  • See compact

    • ‘And what do this brevity and compactness achieve?’
    • ‘Through a complex system of lenses and mirrors the camera maintained compactness without sacrificing print size.’
    • ‘Welles liked the brevity and compactness, the swiftness and shock of a good short story.’
    • ‘The best thing about the deck of exercises, which sells for $14.95, is its compactness.’
    • ‘I am exhausted, but that ground is in better shape than it has been for years, judging by the compactness of the soil when I started.’

Pronunciation