restrict
     v 1: place restrictions on; "curtail drinking in school" [syn: {curtail},
           {curb}, {cut back}]
     2: place under restrictions; limit access to; "This substance
        is controlled" [ant: {derestrict}]
     3: place limits on (extent or access); "restrict the use of
        this parking lot"; "limit the time you can spend with your
        friends" [syn: {restrain}, {trammel}, {limit}, {bound}, {confine},
         {throttle}]
     4: make more specific; "qualify these remarks" [syn: {qualify}]
Source: WordNet® 2.0