Word.ws English Dictionary

1-A-O

1-A-O noun: a selective service class denoting that the registrant is only available for noncombat military service due to their conscientious objector status.

Noun

1-A-O (uncountable)

  1. A selective service class denoting that the registrant is only available for noncombat military service due to their conscientious objector status

Questions about 1-A-O

What does 1-A-O mean?
1-A-O means a selective service class denoting that the registrant is only available for noncombat military service due to their conscientious objector status.
What part of speech is 1-A-O?
1-A-O is a noun.

Words near 1-A-O in the dictionary

  1. 1-555
  2. 1-800
  3. 1-900
  4. 1-976
  5. 1-A
  6. 1-A-O
  7. 1-As
  8. 1-bromo-3-chloropropane
  9. 1-C
  10. 1-connected
  11. 1-D

Source and license

Adapted from Wiktionary: 1-A-O (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.

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Cite this entry: “1-A-O.” Word.ws, https://word.ws/1-a-o. Based on Wiktionary, CC BY-SA 4.0.