'Fruitfulness' definitions:

Definition of 'fruitfulness'

From: WordNet
noun
The quality of something that causes or assists healthy growth [syn: fruitfulness, fecundity] [ant: aridity, barrenness, fruitlessness]
noun
The intellectual productivity of a creative imagination [syn: fecundity, fruitfulness]

Definition of 'Fruitfulness'

From: GCIDE
  • Fruitful \Fruit"ful\, a. Full of fruit; producing fruit abundantly; bearing results; prolific; fertile; liberal; bountiful; as, a fruitful tree, or season, or soil; a fruitful wife. -- {Fruit"ful*ly}, adv. -- {Fruit"ful*ness}, n. [1913 Webster]
  • Be fruitful and multiply and replenish the earth. --Gen. i. 28. [1913 Webster]
  • [Nature] By disburdening grows More fruitful. --Milton. [1913 Webster]
  • The great fruitfulness of the poet's fancy. --Addison.
  • Syn: Fertile; prolific; productive; fecund; plentiful; rich; abundant; plenteous. See Fertile. [1913 Webster]