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

• 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

It was filmed over five years and 180 expeditions and premiered on NBC in February. —Brenton Blanchet, PEOPLE, 8 Sep. 2025

The probes completed that portion of their respective journeys by 1989, after which NASA retooled their mission as an interstellar expedition – meaning one journeying beyond our solar system further into the Milky Way. —Eric Lagatta, USA Today, 8 Sep. 2025

The 15-year-old achieved the recognition as a STEM Star with more than 430 hours of public service, 420 hours of personal development, 620 hours of physical fitness, and an expedition. —Magda Liszewska, Oc Register, 7 Sep. 2025

This summer, a first-of-its-kind global research expedition followed up on that surprise. —Rodrique Ngowi, Fortune, 7 Sep. 2025

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