NSD
NSD stands for:
- Nassi-Shneiderman diagram , diagram type for the representation of program drafts
- National School of Drama , theater school in India
- National Socialist German Medical Association , medical organization
- National Socialist German Lecturer Association , party organization of the NSDAP
- National Socialist German Student Union , party structure of the NSDAP
- Name server daemon , software package
- United States Department of Justice National Security Division , one of the departments of the United States Department of Justice
nsd stands for:
- negative semidefinite , in mathematics one of the definiteness of matrices, see definiteness #definiteness of matrices
- South Nisu (ISO-639-3 code), language of the Nisu (language) language group of the Yi (people) ethnic group in China
