1.
Something that is restricted is quite small or limited.
...the monotony of a heavily restricted diet...
ADJ
2.
If something is restricted to a particular group, only members of that group have it. If it is restricted to a particular place, it exists only in that place.
Discipline problems are by no means restricted to children in families dependent on benefits...
ADJ: v-link ADJ to n
3.
A restricted area is one that only people with special permission can enter.
...a highly restricted area close to the old Khodinka airfield.
ADJ