Definition of unsuccessful in English:

unsuccessful

Syllabification: un·suc·cess·ful
Pronunciation: /ˌənsəkˈsesfəl
 
/

adjective

Not successful: an unsuccessful transition period
More example sentences
  • To discriminate between successful and unsuccessful interventions we need evidence.
  • That is not restricted to the situation where the claimant is successful or unsuccessful.
  • He has already made two unsuccessful attempts at raising finance to fund an expansion programme.
Synonyms
failed, ineffective, fruitless, profitless, unproductive, abortive; vain, futile, useless, pointless, worthless, lucklessunprofitable, loss-makingfailed, losing, beaten; unlucky, out of luck
informal losingest

Derivatives

unsuccessfully

adverb
More example sentences
  • The Perth MP and MSP claimed the paper tried hard but unsuccessfully to get her to criticise the police.
  • After trying unsuccessfully to free his finger, his parents, Laura and Tony, called the fire brigade.
  • Higher education institutions in Leeds and private companies had unsuccessfully been approached.

unsuccessfulness

noun
More example sentences
  • ‘I'm loose,’ he said, trying with great unsuccessfulness to float face down.
  • These boys represent the evidence which proves the unsuccessfulness of this treatment.
  • Major factors that influence student unsuccessfulness as determined by the results of this study are presented below.

Definition of unsuccessful in:

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Pronunciation: ˈdɪŋkəm
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(of an article or person) genuine, honest, true