Definition of helpful adjective from the Oxford Advanced Learner's Dictionary

      

    helpful

     adjective
    adjective
    BrE BrE//ˈhelpfl//
     
    ; NAmE NAmE//ˈhelpfl//
     
     
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  1. 1  able to improve a particular situation synonym useful helpful advice/information/suggestions Sorry I can't be more helpful. helpful (for somebody) (to do something) It would be helpful for me to see the damage for myself. You may find it helpful to read this before making any decisions. helpful in doing something Role-play is helpful in developing communication skills. helpful to somebody The booklet should be very helpful to parents of disabled children.
  2. 2  (of a person) willing to help somebody I called the police but they weren't very helpful. The staff couldn't have been more helpful. She’s one of the most helpful people I know.
  3. opposite unhelpful
    Extra examples Graphs are helpful in presenting the information. He was quite helpful on how to do the accounts. I found all the staff friendly and helpful. Thank you, you have been most helpful. The lifts will be helpful to the older patients. This information would be extremely helpful for teenagers. indulging in ambitious, but not immediately helpful plans Here are some helpful hints for successful revision. I called the police but they weren’t very helpful. It would be more helpful for me to try to do it myself. Our host gave us some helpful tips on how to behave. She’s one of the most helpful people I know. Sorry I can’t be more helpful. Thank you for all your helpful suggestions. The extra time proved helpful to everyone. The staff couldn’t have been more helpful. You might find it helpful to contact a self-help group.
See the Oxford Advanced American Dictionary entry: helpful