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



    BrE BrE//ˈɒptɪkl//
    ; NAmE NAmE//ˈɑːptɪkl//
    [usually before noun]
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  1. 1connected with the sense of sight or the relationship between light and sight optical effects
  2. 2used to help you see something more clearly optical aids optical instruments such as microscopes and telescopes
  3. 3 (computing) using light for reading or storing information optical storage an optical disk
See the Oxford Advanced American Dictionary entry: optical