expeditionary
adj. C1 Advanced US //ˌɛkspəˈdɪʃəˌnɛɹi// UK //ˌɛkspədˈɪʃənəɹi// ex·pe·di·tionary
adj. describing a group of people who travel to a faraway place to do a specific job, like a military mission or a scientific study.
adj. relating to or intended for an expedition, especially one involving military forces or scientific research. Often describes equipment, personnel, or operations designed for temporary deployment in a foreign or remote location.
The soldiers packed their expeditionary gear for the long journey.
The government approved the deployment of an expeditionary force to provide humanitarian aid in the disaster zone.
Modern expeditionary units are designed to be self-sufficient, carrying all necessary logistical support to operate effectively in hostile environments without immediate access to local infrastructure.