defense department

Noun defense department has 1 sense

• defense department(n = noun.group) defense, department of defense, dod, united states department of defense - the federal department responsible for safeguarding national security of the United States; created in 1947;
is a kind of executive department
has parts: darpa, defense advanced research projects agency, department of defense laboratory system, lablink, navy, united states navy, us navy, usn, air force, u. s. air force, united states air force, us air force, usaf, defense intelligence agency, dia, defense logistics agency, defense technical information center, dtic, national reconnaissance office, nro, national security agency, nsa, army, u. s. army, united states army, us army, usa, ballistic missile defense organization, bmdo, defense information systems agency, disa, national geospatial-intelligence agency, nga, casualty care research center, ccrc