n.
safety
1) to ensure, provide ~
2) to strengthen, tighten ~
3) to compromise; undermine ~
4) collective; internal; maximum; national; personal ~ (to compromise national ~)
5) ~ against (~ against attack)
6) ( misc. ) a feeling, sense of ~
system of insurance
7) social ~
USAGE NOTE: The social ~ systems are quite different in the United States and Britain.