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Meaning of 1-O | Babel Free

Noun CEFR C2

Definitions

A selective service class denoting that the registrant a conscientious objector available for alternate service contributing to maintenance of national health, safety, or interest.

CEFR level

C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
See all C2 English words →

See also

1-propanol 1-up 1,2-naphthoquinone 1,4-naphthoquinone 1,6-Cleves acid 1,7-Cleves acid

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