S.D.
See also: Appendix:Variations of "sd"
English
Proper noun
S.D.
- (law) Abbreviation of Southern District Used in case citations to identify courts, particularly United States Federal courts designated to cover the southern part of a multi-district state.
- (law) Initialism of South Dakota: a state of the United States, as used in case citations.
See also
Noun
S.D.
- (education) Initialism of Doctor of Science.