English Reference

Word

civilian

Phoneticscivil·ian

US/səˈvɪɫjən/

UK/sɪvˈɪliən/

Definitions

01non-military person

B2 · Upper Intermediate Countable noun

n. someone who is not a member of the armed forces or the police.

n. a person who is not an active member of the military, police, or a fire department.

“The treaty was designed to protect civilians during the conflict.”

“International law mandates that all parties in a conflict must distinguish between combatants and civilians to prevent unnecessary loss of life.”

Usage

Often used in the plural to refer to the general population during a war.

Synonyms

non-combatantprivate citizen

Antonyms

02an outsider

C1 · Advanced Countable noun Informal

n. someone who does not belong to a specific professional group or subculture.

n. a person who is not a member of a particular profession, specialized group, or subculture. Informal in register.

“The doctors used so much medical jargon that the civilians in the room were confused.”

“Within the tight-knit community of professional skaters, anyone who doesn't understand the culture is dismissed as a civilian.”

Teaching tip

This sense is often used humorously or slightly dismissively by professionals to describe 'regular' people.

Synonyms

outsiderlayperson

Antonyms

03not military

B2 · Upper Intermediate

adj. relating to ordinary people who are not in the military.

adj. relating to or characteristic of the general public as opposed to the armed forces.

“He decided to leave the army and return to civilian life.”

“The transition from a rigid military structure to the flexibility of civilian employment can be challenging for many veterans.”

Synonyms

non-militarysecular

Antonyms

Collocations

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

Verb

01. return to civilian life

“Many veterans find it challenging to return to civilian life after years of active service.”

verb + prep + adj + noun

02. target civilians

“International law strictly prohibits military forces from targeting civilians during armed conflicts.”

verb + noun

03. protect civilians

“The primary mission of the peacekeeping force was to protect civilians from the escalating violence.”

verb + noun

Adjective

04. innocent civilians

“The air strike unfortunately resulted in the deaths of several innocent civilians.”

adj + noun

05. unarmed civilians

“The soldiers were criticized for opening fire on a group of unarmed civilians.”

adj + noun

Noun

06. civilian casualties

“The government reported that civilian casualties were kept to a minimum during the operation.”

noun + noun

07. civilian population

“The blockade has had a devastating impact on the local civilian population.”

noun + noun

08. evacuation of civilians

“The Red Cross coordinated the safe evacuation of civilians from the besieged city.”

noun + of + noun

Real-World Examples

“At least 54 civilians were killed and 202 injured, as Russian forces significantly stepped up the use of ballistic and cruise missiles.”
UN News 13 Aug 2026
“As the occupying power in the West Bank, Israel is responsible under international law for ensuring the safety of Palestinian civilians and meeting their basic needs.”
The Guardian 13 Aug 2026
“Ecologists and rights groups have said fires and other forms of widespread environmental destruction will have wider effects on civilian populations.”
The Guardian 12 Aug 2026
“The United Nations has once again urged warring parties in Sudan to protect civilians as the fighting continues to take a heavy toll on the population.”
UN News 12 Aug 2026

Etymology

From Middle English cyvylien, from Old French civilien. Equivalent to civil + -ian.

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

Word family

NOUN

civilian(C1)

ADJECTIVE

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.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL 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: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Common
Level
C1 · AdvancedOxford
Updated

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