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1. A radioactive transuranic element, with atomic number 110
   - darmstadtium, element 110, atomic number 110

1. The bureau in the State Department that is responsible for the security of diplomats and embassies overseas
   - Bureau of Diplomatic Security
    
2. An honorary degree in science
   - Doctor of Science, ScD

1. The 4th letter of the Roman alphabet
   - D

Type of: agency, alphabetic character, authority, bureau, chemical element, element, federal agency, government agency, honorary degree, honoris causa, letter, letter of the alphabet, office

Part of: Department of State, DoS, Latin alphabet, Roman alphabet, State, State Department, United States Department of State

Encyclopedia: Ds