in ‧ ter ‧ a ‧ gen ‧ cy /ˌɪntərˈeɪdʒ ə nsi◂/ BrE AmE adjective [only before noun]
between or involving different organizations or different departments within a government:
interagency co-operation
an interagency task force
in ‧ ter ‧ a ‧ gen ‧ cy /ˌɪntərˈeɪdʒ ə nsi◂/ BrE AmE adjective [only before noun]
between or involving different organizations or different departments within a government:
interagency co-operation
an interagency task force
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012