[ ek-spi-dish-uh n ]
/ ˌɛk spɪˈdɪʃ ən /


an excursion, journey, or voyage made for some specific purpose, as of war or exploration.
the group of persons, ships, etc., engaged in such an activity: a large expedition of scientists and military personnel.
promptness or speed in accomplishing something: He worked with great expedition.

Nearby words

  1. expediential,
  2. expediently,
  3. expeditate,
  4. expedite,
  5. expediter,
  6. expeditionary,
  7. expeditious,
  8. expel,
  9. expellant,
  10. expellee

Origin of expedition

1400–50; late Middle English < Latin expedītiōn- (stem of expedītiō) a (military) traveling. See expedite, -ion

SYNONYMS FOR expedition
1. See trip1. 3. quickness, dispatch, alacrity.

Related formspre·ex·pe·di·tion, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for expedition

British Dictionary definitions for expedition


/ (ˌɛkspɪˈdɪʃən) /


an organized journey or voyage for a specific purpose, esp for exploration or for a scientific or military purpose
the people and equipment comprising an expedition
a pleasure trip; excursion
promptness in acting; dispatch

Word Origin for expedition

C15: from Latin expedītiō, from expedīre to prepare, expedite

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for expedition



early 15c., "military campaign; the act of rapidly setting forth," from Middle French expédition (13c.) and directly from Latin expeditionem (nominative expeditio), noun of action from past participle stem of expedire (see expedite). Meaning "journey for some purpose" is from 1590s. Sense by 1690s also included the body of persons on such a journey. Related: Expeditionary.

Online Etymology Dictionary, © 2010 Douglas Harper

Idioms and Phrases with expedition


see fishing expedition.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.