411 REFERENCE · Wiktionary
SDO
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
sdo
English
Noun
~
en astronomy en scattered-disc object.
en rail transport en selective door operation.
en military en squadron duty officer.
en w:social dominance orientation.
en special development order
Proper noun
en space US en Solar Dynamics Observatory.
References
Anagrams
en dos ods sod OD's ODS DoS dso OS&D 'dos DOS SOD OSD ODs dos do's SoD DSO