English Reference

Word

invulnerable

Phoneticsin·vul·ner·a·ble, stress on the second syllable

US/ˌɪnˈvəɫnɝəbəɫ/

UK/ɪnvˈʌlnəɹəbəl/

Definition

adj. impossible to harm, damage, or defeat. You use this to describe someone who is so strong or well-protected that nothing can hurt them.

adj. impossible to harm, damage, or defeat. Often used to describe physical structures, military positions, or psychological states that are immune to external attack or influence.

Examples

“The superhero felt invulnerable to any weapon.”

“After winning ten matches in a row, the team felt invulnerable as they headed into the finals.”

“The fortress was built on a high cliff, making it practically invulnerable to a ground assault, though it remained susceptible to a prolonged naval blockade.”

Examples

simple

“The superhero felt invulnerable to any weapon.”

contextual

“After winning ten matches in a row, the team felt invulnerable as they headed into the finals.”

complex

“The fortress was built on a high cliff, making it practically invulnerable to a ground assault, though it remained susceptible to a prolonged naval blockade.”

Collocations

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

Verb

01. invulnerable to

“No system is completely invulnerable to human error or technical failure.”

adj + prep

02. remain invulnerable

“Despite the economic downturn, the tech giant managed to remain invulnerable.”

verb + adj

03. render invulnerable

“New encryption methods aim to render sensitive data invulnerable to cyberattacks.”

verb + adj

Adjective

04. seemingly invulnerable

“The champion looked seemingly invulnerable until the final round of the match.”

adv + adj

05. virtually invulnerable

“The fortress was built on a cliffside, making it virtually invulnerable to land attacks.”

adv + adj

Noun

06. sense of invulnerability

“Success at a young age often creates a false sense of invulnerability.”

noun + prep + noun

07. invulnerable to criticism

“His high approval ratings made him feel invulnerable to criticism from the press.”

08. make someone feel invulnerable

“The adrenaline rush of extreme sports can make athletes feel invulnerable.”

09. prove invulnerable to

“The new strain of the virus proved invulnerable to existing antibiotics.”

Usage

Often used predicatively after linking verbs like 'feel', 'seem', or 'become'.

Real-World Examples

“Meanwhile Berrada, the axeman, seems entirely invulnerable from the axe himself, despite the fact his job seems to orbit around resolving the consequences of his own mistakes.”
The Guardian 18 Oct 2026
“Intelligence analysis of Tehran’s attack suggests that much-touted Israeli missile defences are not, in fact, invulnerable.”
The Guardian 5 Oct 2024
“And much like the oil industry at its pinnacle, whaling appeared invulnerable, with its products deemed far superior to lesser alternatives, such as foul-smelling lard oil or unstable camphene.”
The New York Times 3 Aug 2008

Etymology

From Middle French invulnérable, from Latin invulnerābilis, from vulnerābilis, from vulnerō (“I wound”), from vulnus (“wound”), equivalent to in- + vulnerable.

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

Related words

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
Occasional
Level
C1 · Advanced
Updated

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English Reference