Word.ws English Dictionary

optical double

optical double noun: a star that appears as a double due to an optical illusion; in reality, the stars may be far apart from each other.

Noun

optical double (plural optical doubles)

  1. A star that appears as a double due to an optical illusion; in reality, the stars may be far apart from each other.

Forms of optical double

pluraloptical doubles

Questions about optical double

What does optical double mean?
Optical double means a star that appears as a double due to an optical illusion; in reality, the stars may be far apart from each other.
What part of speech is optical double?
Optical double is a noun.
What is the plural of optical double?
The plural of optical double is optical doubles.

Words near optical double in the dictionary

  1. optical discs
  2. optical disk
  3. optical disk drive
  4. optical disk drives
  5. optical disks
  6. optical double
  7. optical doubles
  8. optical drive
  9. optical drives
  10. optical extent
  11. optical fiber

Source and license

Adapted from Wiktionary: optical double (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “optical double.” Word.ws, https://word.ws/optical_double. Based on Wiktionary, CC BY-SA 4.0.