Usually means: Two stars appear close together.
Definitions Related words Mentions
We found 6 dictionaries that define the word optical double star:

General (5 matching dictionaries)
  1. optical double star: Merriam-Webster
  2. optical double star: Collins English Dictionary
  3. optical double star: Dictionary.com
  4. Optical double star: Wikipedia, the Free Encyclopedia
  5. optical double star: TheFreeDictionary.com

Computing (1 matching dictionary)
  1. optical double star: Encyclopedia



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