English Reference

Word

commander

Phoneticscom·man·der, stress on the second syllable

US/kəˈmændɝ/

UK/kəmˈɑːndɐ/

Definitions

01military leader

B2 · Upper Intermediate Countable noun

n. a person who is in charge of a military group or operation.

n. an officer who exercises authority and direction over a military or naval unit.

“The commander ordered the soldiers to return to the base immediately.”

“The supreme commander coordinated the joint task force across three different time zones to ensure the operation's success.”

Synonyms

02naval rank

C1 · Advanced Countable noun Technical

n. a specific rank for an officer in the navy, just below a captain.

n. a naval officer rank positioned above lieutenant commander and below captain.

“After ten years of service, she was promoted to the rank of commander.”

“The commander took charge of the frigate while the captain was attending the briefing at headquarters.”

03police or space official

B2 · Upper Intermediate Countable noun

n. a high-ranking official in the police or the person in charge of a spacecraft.

n. a senior rank in various non-military organisations, such as police forces or NASA flight crews.

“The mission commander checked the fuel levels before the rocket took off.”

“The incident commander established a perimeter around the building to manage the emergency response effectively.”

Synonyms

04honorary title

C2 · Proficiency Countable noun Formal

n. a special title given to someone as an award or honour.

n. a specific grade or rank within an order of chivalry or an honorary society.

“He was made a Commander of the Order of the British Empire for his charity work.”

“The scientist was appointed a Commander of the Legion of Honour in recognition of her contributions to global health.”

Synonyms

Collocations

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

Verb

01. appoint a commander

“The government decided to appoint a new commander to lead the peacekeeping mission.”

verb + noun

02. obey the commander

“The soldiers were trained to obey the commander without hesitation during combat.”

verb + noun

03. report to the commander

“All officers must report to the commander as soon as they arrive at the base.”

verb + prep + noun

Adjective

04. acting commander

“While the captain was ill, the first officer served as the acting commander.”

adj + noun

05. military commander

“The military commander ordered a strategic retreat to protect the remaining troops.”

adj + noun

06. supreme commander

“He was promoted to supreme commander of the allied forces in Europe.”

adj + noun

Noun

07. commander of the mission

“The commander of the mission gave the final signal for the shuttle to launch.”

noun + of + noun

08. police commander

“The local police commander addressed the media regarding the recent security breach.”

noun + noun

Preposition

09. under the commander

“The unit performed exceptionally well under the commander who took over last year.”

prep + noun

Real-World Examples

“Admiral Frank Bradley, commander of the US Special Operations Command, is in the Philippines after a trip to South Korea.”
The Guardian 14 Aug 2026
“On Wednesday evening, the chief of the general staff of the Israel Defense Forces, Eyal Zamir, met other senior commanders to discuss the situation in Qusra.”
The Guardian 13 Aug 2026
“The crew, all in tears, came together to hug their commander and friend.”
BBC News 11 Apr 2026

Etymology

From Middle English comaundour, commaunder, comaunder, borrowed from Old French comandeor, cumandeur, from comander. By surface analysis, command + -er. See command.

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

Word family

Domains

MilitaryNautical

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
Common
Level
B2 · Upper IntermediateOxford
Updated

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