Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • abbreviation deep-sky object
  • abbreviation Distinguished Service Order

from The Century Dictionary.

  • noun A valuable hybrid between the yak and the common cow.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • initialism astronomy Deep sky object
  • initialism computing Dynamic shared object

Etymologies

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