English Reference

Word

mission

Phoneticsmis·sion, stress on the first syllable

US/ˈmɪʃən/

UK/mˈɪʃən/

Definitions

01a specific task

B1 · Intermediate Countable noun

n. a specific job or duty that you are sent to do, often for the military or a space agency.

n. a specific task or duty with which a person or group is charged, particularly in military or aerospace contexts.

“The astronauts successfully completed their mission to repair the satellite.”

“The reconnaissance mission was aborted after the pilots detected a malfunction in the primary navigation system.”

02a life goal

B2 · Upper Intermediate Countable noun

n. a very important goal or purpose that a person or company feels they must achieve.

n. an overarching goal or purpose that guides the actions of an individual or organization.

“The charity's mission is to provide clean water to every village in the region.”

“She made it her personal mission to ensure that every student in the district had access to high-quality musical instruments.”

03religious work

B2 · Upper Intermediate Countable noun Religion

n. a group of people sent to a foreign country to teach a religion or provide help.

n. an organized effort by a religious group to propagate its faith or provide humanitarian aid, often in a foreign territory.

“He spent three years on a medical mission in a remote part of Africa.”

“The church established a permanent mission in the valley to provide both spiritual guidance and basic healthcare to the local population.”

04a delegation

C1 · Advanced Countable noun Formal

n. a group of people sent to represent their country or organization in another place.

n. a body of persons sent to a foreign government or international organization as a permanent or temporary delegation.

“The trade mission arrived in Tokyo to discuss new export agreements.”

“The diplomatic mission was tasked with negotiating a ceasefire before the end of the fiscal year.”

Synonyms

delegationdeputationembassy

05a difficult journey

B2 · Upper Intermediate Countable noun Informal · British English

n. a long or difficult trip that feels like a lot of work.

n. an arduous or unnecessarily complicated journey or task.

“It was a total mission getting across the city in the heavy rain.”

“Finding a parking spot near the stadium on game day proved to be a complete mission.”

Usage

Often used with 'a' or 'a bit of a' to describe a frustrating experience.

Synonyms

Collocations

Common phrases and expressions where native English speakers use the word “mission” in context.

Verb

01. abort the mission

“Due to severe weather conditions, the pilot had to abort the mission and return to the base immediately.”

verb + noun

02. accomplish a mission

“The team worked tirelessly for six months to accomplish their mission of providing clean water to the village.”

verb + noun

03. embark on a mission

“The scientists are about to embark on a mission to study the effects of climate change in the Arctic.”

verb + prep + noun

Adjective

04. diplomatic mission

“She was sent on a diplomatic mission to negotiate a new trade agreement between the two countries.”

adj + noun

05. impossible mission

“Finding a solution that satisfies everyone seemed like an impossible mission at first.”

adj + noun

Noun

06. mission statement

“The company's mission statement emphasizes its commitment to environmental sustainability.”

noun + noun

07. sense of mission

“He approached his teaching career with a strong sense of mission, hoping to inspire the next generation.”

noun + of + noun

Preposition

08. on a mission

“She walked into the room looking like a woman on a mission, heading straight for the manager's office.”

prep + noun

Real-World Examples

“Mike Fincke spent 459 days in space across four missions, the fourth most time of any NASA astronaut.”
The New York Times 13 Aug 2026
“The group, which is yet to make a profit, says it will refocus on its social media mission.”
BBC News 11 Aug 2026
“And back in Houston, there wasn't a dry eye at mission control - and that includes the BBC team.”
BBC News 11 Apr 2026

Etymology

Learned borrowing from Latin missiō, missiōnem (“a sending, sending away, dispatching, discharging, release, remission, cessation”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

Related words

Idioms

The word in film

The Mission · 1986 · History

Directed by:
Roland Joffé
Starring:
Robert De Niro, Liam Neeson, Jeremy Irons

Roland Joffé directed this historical drama about 18th-century Spanish Jesuits who travel to the South American jungle. Jeremy Irons and Robert De Niro play men trying to protect a remote community while teaching their religion to the local people.

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Very common
Level
B2 · Upper IntermediateOxford
Updated

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