unproductive
1. [ adjective ] not producing or capable of producing
Examples:

"elimination of high-cost or unproductive industries"

Related terms: productive bootless nonproductive dry infertile unprofitable uncreative
2. [ adjective ] not producing desired results
Examples:

"the talks between labor and management were unproductive"

Related terms: ineffective
Similar spelling:   unproductively
  unprotective
  unpredictive
  unprovocative
  unpractised
  unpracticed
  unappreciative
  unprophetic
  unprotesting
  unprotected
  unpropitious
  unpronounceable
  unprogressive
  unprocessed
  unpredicted