Source : WordNet®

straighten out
     v 1: settle or put right; "we need to iron out our disagreements"
          [syn: {iron out}, {put right}]
     2: extricate from entanglement; "Can you disentangle the cord?"
        [syn: {disentangle}, {unsnarl}] [ant: {entangle}, {entangle}]
     3: change for the better; "The lazy student promised to
        reform"; "the habitual cheater finally saw the light"
        [syn: {reform}, {see the light}]
     4: make straight [syn: {straighten}]
     5: make free from confusion or ambiguity; make clear; "Could
        you clarify these remarks?"; "Clear up the question of who
        is at fault" [syn: {clear}, {clear up}, {shed light on}, {crystallize},
         {crystallise}, {crystalize}, {crystalise}, {sort out}, {enlighten},
         {illuminate}, {elucidate}]
     6: put (things or places) in order; "Tidy up your room!" [syn:
        {tidy}, {tidy up}, {clean up}, {neaten}, {straighten}, {square
        away}]