i Register
In some senses, sdo is marked as US. Watch for register when choosing this word.
sdo
noun 4name 1
Definitions
noun
1
Initialism of scattered-disc object.
2
Initialism of squadron duty officer.
3
Initialism of social dominance orientation.
4
Initialism of special development order
name
1
Initialism of Solar Dynamics Observatory.
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