English

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

        

    valid

     adjective
    adjective
    BrE BrE//ˈvælɪd//
     
    ; NAmE NAmE//ˈvælɪd//
     
     
    jump to other results
  1. 1  that is legally or officially acceptable a valid passport a bus pass valid for 1 month They have a valid claim to compensation.
  2. 2based on what is logical or true She had valid reasons for not supporting the proposals. The point you make is perfectly valid.
  3. 3 (computing) that is accepted by the system a valid password
  4. opposite invalid
    Word Origin late 16th cent.: from French valide or Latin validus ‘strong’, from valere ‘be strong’.Extra examples Is your passport still valid? That argument is not strictly valid in this case. The agreement is not necessarily valid in other countries. The old assumptions are no longer valid. The original written contract was held valid. These discounts are valid for travel within the continental United States. This is a perfectly valid question to raise. Vouchers are only valid for races taking place before 31 December. We accepted several different approaches as valid. We use a different, but equally valid, technique. a logically valid deduction a universally valid set of moral principles Accepting valid criticism is an important part of the learning process. Do you have a valid passport? He bought a bus pass valid for one month. I’m afraid that’s not a valid excuse for missing the deadline. Of course we’ll listen to your complaints, as long as they’re valid.
See the Oxford Advanced American Dictionary entry: valid