Meaning of SDO | Babel Free

Definitions

1. Initialism of scattered-disc object.
   abbreviation, alt-of, countable, initialism, uncountable
2. Initialism of Solar Dynamics Observatory.
   US, abbreviation, alt-of, initialism
3. Initialism of squadron duty officer.
   abbreviation, alt-of, countable, initialism, uncountable
4. Initialism of social dominance orientation.
   abbreviation, alt-of, countable, initialism, uncountable
5. Initialism of special development order
   abbreviation, alt-of, countable, initialism, uncountable

CEFR level