con ‧ strict /kənˈstrɪkt/ BrE AmE verb
[ Date: 1700-1800 ; Language: Latin ; Origin: past participle of constringere ; ⇨ ↑ constrain ]
1 . [intransitive and transitive] to make something narrower or tighter, or to become narrower or tighter:
Caffeine constricts the blood vessels in your body.
Linda’s throat constricted and she started to cry.
2 . [transitive] to limit someone’s freedom to do what they want SYN restrict :
Fear of crime constricts many people’s lives.
—constricted adjective
—constriction /-ˈstrɪkʃ ə n/ noun [uncountable and countable]