- functioning or communicating between the offices of a company or organization; within a company: an interoffice memo.
Origin of interoffice
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for inter-office
She talked into the inter-office phone, did a lot of listening and yessing.Ye of Little Faith
Roger Phillips Graham
As soon as the door had closed, Jack Carlson bounded back to his desk, touched a button on an inter-office communications box.
The action of the two kinds of trunks, local or inter-office, is broadly the same.
The purpose of the trunk repeater is to enable the inter-office trunking to be done over two wires.
Word Origin and History for inter-office
Online Etymology Dictionary, © 2010 Douglas Harper