interdepartmental

adjective

in·​ter·​de·​part·​men·​tal ˌin-tər-di-ˌpärt-ˈmen-tᵊl 

-ˌdē-

: existing, exchanged, or carried on between two or more departments (as of an organization) or their members

an interdepartmental committee

especially : characterized by participation or cooperation of two or more departments of an educational institution

an interdepartmental course of study

interdepartmentally

ˌin-tər-di-ˌpärt-ˈmen-tə-lē 

-ˌdē-

adverb

or less commonly inter-departmentally

working interdepartmentally

Examples of interdepartmental in a Sentence

Recent Examples on the Web

Communication Challenges Unique To The Tech Industry Tech companies face several unique challenges with interdepartmental communication. —Francis Dinha, Forbes, 8 Jan. 2025

This permission was the result of patient months of interdepartmental emails, queries, verifications, and clarifications. —Caitlyn Murphy, Hazlitt, 13 Nov. 2024

The second pillar centers on partnerships, which include both interdepartmental collaborations within Progressive and strategic alliances with external entities. —Stephen Wunker, Forbes, 3 Dec. 2024

An unopened interdepartmental memo (shaped into a paper airplane to zoom around the Ministry) sits on top of the newspaper. —Charlotte Phillipp, People.com, 19 Nov. 2024

Word History

First Known Use

1855, in the meaning defined above