Translingual edit

Symbol edit

SDN

  1. (international standards) ISO 3166-1 alpha-3 country code for Sudan.
    Synonym: SD (alpha-2)

English edit

Proper noun edit

SDN

  1. (computing) Initialism of Sun Developer Network.

Noun edit

SDN (plural SDNs)

  1. Initialism of specially designated national, a person sanctioned by the United States Department of Treasury.