Definition of efflorescence in English:

efflorescence

noun

mass noun
  • 1The formation of a powdery deposit on the surface of brickwork, rock, or other material as a result of loss of moisture on exposure to air.

    • ‘cover the brickwork to minimize efflorescence’
    • ‘efflorescence stains on the walls’
    • ‘efflorescences found on the sheltered undersides of shale ledges’
  • 2Rapid growth or development.

    ‘the state is enjoying an incomparable cultural efflorescence’
    ‘the efflorescence of capitalism’

Pronunciation

efflorescence

/ɛfləˈrɛs(ə)ns/