Definition of achieve verb from the Oxford Advanced American Dictionary

        

    achieve

     verb
    verb
    NAmE//əˈtʃiv//
     
    Verb Forms present simple I / you / we / they achieve
     
    he / she / it achieves
     
    past simple achieved
     
    -ing form achieving
     
     
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  1. 1[transitive] achieve something to succeed in reaching a particular goal, status, or standard, especially by making an effort for a long time synonym attain He had finally achieved success. They could not achieve their target of less than 3% inflation.
  2. 2 [transitive] achieve something to succeed in doing something or causing something to happen synonym accomplish I haven't achieved very much today. All you've achieved is making my parents upset.
  3. 3 [intransitive] to be successful Their background gives them little chance of achieving in school.
NAmE//əˈtʃivəbl//
 
adjective Profits of $20 million look achievable. achievable goals opposite unachievable
AWL Collocationsachieveachieve verbto succeed in reaching a particular goal, status, or standard, especially by making an effort for a long timeaim, goal, objective resultLeaders are truly effective in achieving organizational objectives only when they are motivated by a concern for others.fail to attempt to, try to, strive to be able to be difficult to be necessary toWoodward concludes that economic policy broadly failed to achieve its goals of low unemployment and low inflation. An accurate estimate of their numbers is difficult to achieve.achievement nouna thing that someone has done successfully; the act or process of achieving somethingacademic, educational, scholastic technologicalNo significant differences in academic achievement were found.impressive, notable, remarkableThis agreement is a remarkable achievement from both a scientific and a social perspective.achievable adjectiveeasily, readilyWeb-based simulations can generate insights not readily achievable by other means.goal, objectiveSelf-esteem arises from reaching out for difficult but achievable goals.
See the Oxford Advanced Learner's Dictionary entry: achieve