Unfruitful
Pronunciation : Un*fruit"ful
Part of Speech : a.
Definition : Defn: Not producing fruit or offspring; unproductive; infertile; barren; sterile; as, an unfruitful tree or animal; unfruitful soil; an unfruitful life or effort. -- Un*fruit"ful*ly, adv. -- Un*fruit"ful*ness, n.
Source : Webster's Unabridged Dictionary, 1913