English

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

     

    straighten

     verb
    verb
    BrE BrE//ˈstreɪtn//
     
    ; NAmE NAmE//ˈstreɪtn//
     
    Verb Forms present simple I / you / we / they straighten
    BrE BrE//ˈstreɪtn//
     
    ; NAmE NAmE//ˈstreɪtn//
     
    he / she / it straightens
    BrE BrE//ˈstreɪtnz//
     
    ; NAmE NAmE//ˈstreɪtnz//
     
    past simple straightened
    BrE BrE//ˈstreɪtnd//
     
    ; NAmE NAmE//ˈstreɪtnd//
     
    past participle straightened
    BrE BrE//ˈstreɪtnd//
     
    ; NAmE NAmE//ˈstreɪtnd//
     
    -ing form straightening
    BrE BrE//ˈstreɪtnɪŋ//
     
    ; NAmE NAmE//ˈstreɪtnɪŋ//
     
     
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  1. 1[transitive, intransitive] to become straight; to make something straight straighten something (out) I straightened my tie and walked in. She walked around my room, straightening things that didn’t need to be straightened. straighten (out) The road bends here then straightens out.
  2. 2[transitive, intransitive] to make your body straight and vertical straighten something He stood up and straightened his shoulders. straighten something/yourself up I straightened myself up to answer the question. straighten (up) Straighten up slowly, then repeat the exercise ten times.
  3. Phrasal Verbsstraighten somebodyoutstraighten somethingoutstraighten somethingup
See the Oxford Advanced American Dictionary entry: straighten