Meaning of “constrict” - Learner’s Dictionary

constrict

verb uk us /kənˈstrɪkt/
LIMIT [ T ]

to limit someone's freedom to do what they want to or be the way they want to:

His creativity was constricted by the political regime he lived under.
MAKE NARROWER [ I, T ]

to become narrower or tighter, or to make something narrower or tighter:

The blood vessels constricted.
constriction uk us /kənˈstrɪkʃən/ noun [ U ]

(Definition of “constrict” from the Cambridge Learner’s Dictionary © Cambridge University Press)