noun Date: 15th century 1. a journey or excursion undertaken for a specific purpose, the group of persons making such a journey, efficient promptness ; speed , a sending or setting forth, see: haste ~er noun
EXPEDITION
Meaning of EXPEDITION in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012