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

Currently, 87 state troopers are assigned to Shelby County, including those assigned to the Bluff City Task Force, an interdepartmental effort to saturate high-crime areas and prevent violent crime. —Vivian Jones, Nashville Tennessean, 4 Sep. 2025

His career is an interesting case study, raising questions about how well universities can monitor professors' research output and manage the interdepartmental squabbles that can sprout up on campuses. —Kelly Meyerhofer, jsonline.com, 29 Aug. 2025

At the same time, interdepartmental collaboration has increased, further expanding the team culture. —Angela Velasquez, Sourcing Journal, 28 Aug. 2025

As outlined in this article, interdepartmental relationships within companies underscore an organization's holistic growth strategy. —Davide Sartini, Forbes.com, 15 Aug. 2025

Word History

First Known Use

1855, in the meaning defined above

Rhymes for interdepartmental

• intercontinental
• intergovernmental
• intragovernmental
• nonexperimental
• accidental
• compartmental
• continental
• detrimental
• elemental
• fundamental
• governmental
• incidental