defense laboratory(n = noun.artifact) - a laboratory devoted to research and development for national defense;
is a kind of lab, laboratory, research lab, research laboratory, science lab, science laboratory

active air defense, air defense, air force research laboratory, anti-takeover defense, ballistic missile defense organization, basic point defense missile system, biological defense, biological warfare defense, biology laboratory, bw defense, chemical defense, chemistry laboratory, civil defense, defense, defense advanced research projects agency, defense attorney, defense contractor, defense counsel, defense department, defense force, defense information systems agency, defense intelligence agency, defense lawyer, defense lawyers, defense logistics agency, defense mechanism, defense policy, defense program, defense reaction, defense reutilization and marketing service, defense secretary, defense system, defense team, defense technical information center, deliberate defense, department of defense, department of defense laboratory system, hasty defense, israeli defense force, laboratory, laboratory bench, laboratory coat, line of defense, missile defense system, naval research laboratory, passive air defense, physics laboratory, research laboratory, science laboratory, secretary of defense, space laboratory, u.s. army criminal investigation laboratory, ulster defense association, united states department of defense, us army criminal investigation laboratory