expedition

noun

ex·​pe·​di·​tion ˌek-spə-ˈdi-shən 

1

a

: a journey or excursion undertaken for a specific purpose

b

: the group of persons making such a journey

2

: efficient promptness : speed

3

: a sending or setting forth

expeditioner

ˌek-spə-ˈdi-sh(ə-)nər 

noun

Synonyms of expedition

• trip
• journey
• trek
• excursion

Choose the Right Synonym for expedition

haste, hurry, speed, expedition, dispatch mean quickness in movement or action.

haste applies to personal action and implies urgency and precipitancy and often rashness.

marry in haste

hurry often has a strong suggestion of agitated bustle or confusion.

in the hurry of departure she forgot her toothbrush

speed suggests swift efficiency in movement or action.

exercises to increase your reading speed

expedition and dispatch both imply speed and efficiency in handling affairs but expedition stresses ease or efficiency of performance and dispatch stresses promptness in concluding matters.

the case came to trial with expedition

paid bills with dispatch

Examples of expedition in a Sentence

a scientific expedition to Antarctica

an avid mountain climber, always on an expedition to some far-off corner of the world

Recent Examples on the Web

With 66 potential new species from one expedition and hundreds of specimens still being analyzed, these findings underscore how much of the deep ocean remains unknown — and how much more there is left to discover. —Ryan Brennan, Miami Herald, 11 Mar. 2026

After the expedition, taxonomists from around the world gathered at JAMSTEC headquarters for a Species Discovery Workshop. —Ryan Brennan, Charlotte Observer, 11 Mar. 2026

On March 9, two young climbers from Santa Rosa, California, were rescued after their expedition to the summit went awry. —Frederick Dreier, Outside, 10 Mar. 2026

This ending hadn’t been planned; a location scout discovered the Texas Dip on a routine scouting expedition, and then Anderson, after pre-shooting with his cellphone, worked out the logistics with his crew. —David Denby, New Yorker, 9 Mar. 2026

Word History

First Known Use

15th century, in the meaning defined at sense 1a

Phrases Containing expedition

• fishing expedition

Rhymes for expedition

• abolition
• acquisition
• admonition
• ammunition
• apparition
• apposition
• coalition
• competition
• composition
• definition
• deglutition
• demolition

Kids Definition

expedition

noun

ex·​pe·​di·​tion ˌek-spə-ˈdish-ən 

1

a

: a journey or trip undertaken for a specific purpose (as war or exploring)

b

: a group making such a journey

2

: prompt handling of what needs to be done

expeditioner

-ˈdish-(ə-)nər 

noun