Definition of attain verb from the Oxford Advanced Learner's Dictionary

      

    attain

     verb
    verb
    BrE BrE//əˈteɪn//
     
    ; NAmE NAmE//əˈteɪn//
     
    (formal)Verb Forms present simple I / you / we / they attain
    BrE BrE//əˈteɪn//
     
    ; NAmE NAmE//əˈteɪn//
     
    he / she / it attains
    BrE BrE//əˈteɪnz//
     
    ; NAmE NAmE//əˈteɪnz//
     
    past simple attained
    BrE BrE//əˈteɪnd//
     
    ; NAmE NAmE//əˈteɪnd//
     
    past participle attained
    BrE BrE//əˈteɪnd//
     
    ; NAmE NAmE//əˈteɪnd//
     
    -ing form attaining
    BrE BrE//əˈteɪnɪŋ//
     
    ; NAmE NAmE//əˈteɪnɪŋ//
     
     
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  1. 1attain something to succeed in getting something, usually after a lot of effort Most of our students attained five ‘A’ grades in their exams. We only consider applicants who have attained a high level of academic achievement. attain (a) degree/standard/level/proficiency/mastery
  2. 2attain something to reach a particular age, level or condition The cheetah can attain speeds of up to 97 kph.
  3. Word Origin Middle English (in the senses ‘bring to justice’ and ‘reach a state’): from Old French ateindre, from Latin attingere, from ad- ‘at, to’ + tangere ‘to touch’.
See the Oxford Advanced American Dictionary entry: attain