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

How Eclipse Images Sparked a Scientific Partnership When Druckmüller developed the film from his 1999 eclipse expedition, the photographs didn’t do justice to the event’s eerie beauty. — IEEE Spectrum, 5 Nov. 2026

The novels follow Cammie Skoura, a brilliant, neurodivergent young scientist aboard a deep-space expedition that uncovers a trail of ancient ruins and long-dead alien civilizations leading toward a mind-shattering discovery. — Matt Grobar, Deadline, 3 Nov. 2026

Before this expedition, NASA had launched five, one-week-long Space Shuttle missions to help build the space station and bring up supplies. — Hanneke Weitering, Space.com, 2 Nov. 2026

For children inclined to such expeditions—or who just want to read in a dark spot—a camping headlamp ($35) makes an inexhaustibly useful accessory. — Molly Fischer, New Yorker, 2 Nov. 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