fruitful
adj.adj. producing good or useful results. You use this to describe a meeting, a project, or a conversation that was successful and worth the effort.
adj. producing good or helpful results; productive. Often used to describe abstract concepts like discussions, collaborations, or periods of time.
We had a very fruitful meeting this morning.
The two scientists began a fruitful collaboration that eventually led to a major breakthrough in renewable energy.
While the initial negotiations were tense, they ultimately proved fruitful, resulting in a comprehensive trade agreement that benefited both nations for decades.
From Middle English fruitefull, equivalent to fruit + -ful. Compare Dutch vruchtvol, German fruchtvoll, Swedish fruktfull.
Often follows linking verbs like 'be', 'prove', or 'become'.