Definitions

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

  • abbreviation Doctor of Optometry
  • abbreviation Doctor of Osteopathy

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

  • noun The ISO 3166-1 two-letter (alpha-2) code for Dominican Republic.
  • initialism grammar a direct object
  • initialism US a Doctor of Osteopathy
  • initialism sciences dissolved oxygen

Etymologies

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