Longman Dictionary of Contemporary English homepage

Date: 1400-1500
Language: Latin
Origin: , past participle of restringere; RESTRAIN

restrict

verb
     
re‧strict S3 W3 [transitive]
1 to limit or control the size, amount, or range of something:
The new law restricts the sale of hand guns.
You may need to restrict access to certain files (=limit the number of people who can read them).
The agreement will restrict competition.
restrict something to something
In future we will restrict class sizes to 20 students.
2 to limit someone's actions or movements:
The cramped living conditions severely restricted the children's freedom to play.
3

restrict yourself/somebody to (doing) something

to allow yourself to have or do only a particular thing or amount of something:
I'm restricting myself to two cigarettes a day.

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