jur ‧ is ‧ dic ‧ tion /ˌdʒʊərəsˈdɪkʃ ə n, ˌdʒʊərɪsˈdɪkʃ ə n $ ˌdʒʊr-/ BrE AmE noun [uncountable]
[ Date: 1200-1300 ; Language: Latin ; Origin: jurisdictio , from jus ( ⇨ ↑ just 2 ) + dictio 'act of saying' ]
the right to use an official power to make legal decisions, or the area where this right exists
jurisdiction over somebody/something
The committee has jurisdiction over all tax measures.