Словарь синонимов английского языка - non-productive

(adj) 1. unproductive, barren, sterile, infertile, unfertile, unfruitful, infecund: Non-productive land was left encultivated. 2. ineffectual, bootless, ineffective, impractical, unavailing, pointless, useless, worthless, wasteful, time-consuming, time-wasting: Executives should spend more time working and less in non-productive meetings discussing the work to be done.