unsuccessful Meaning, Definition & Usage
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adjective not successful; having failed or having an unfavorable outcome
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adjective satellite failing to accomplish an intended result
abortive; stillborn.
- an abortive revolt
- a stillborn plot to assassinate the President
WordNet
Un`suc*cess"ful adjective
Definitions
Not successful; not producing the desired event; not fortunate; meeting with, or resulting in, failure; unlucky; unhappy. --Un`suc*cess"ful*ly , adv. --Un`suc*cess"ful*ness , n.