Constituency \Con*stit"u*en*cy\ (k[o^]n*st[i^]t"[-u]*[-e]n*s[y^]), n.; pl. {Constituencies} (k[o^]n*st[i^]t"[-u]*[-e]n*s[i^]z). A body of constituents, as the body of citizens or voters in a representative district. [1913 Webster]