WordWeb Online

1. Place restrictions on
   "curtail drinking in school";
   - restrict, curb, cut back
    
2. Terminate or abbreviate before its intended or proper end or its full extent
   "Personal freedom is curtailed in many countries";
   - clip, cut short

Derived forms: curtails, curtailed, curtailing

See also: prune

Type of: circumscribe, confine to, limit, shorten