Definition of viridescence in US English:

viridescence

noun

literary
  • See viridescent

    • ‘They were cities of leaves./I would lie under them/and my eyes would rise/buoyed up and surfeited/in immense rustling viridescence.’
    • ‘The swill of rain water and leaves of lapsed viridescence swashed onto the lip of the pavement.’

Pronunciation

viridescence

/ˌvirəˈdes(ə)ns//ˌvɪrəˈdɛs(ə)ns/