English Reference

Word

fortitude

Phoneticsfor·ti·tude, stress on the first syllable

US/ˈfɔɹtɪˌtud/

UK/fˈɔːtɪtjˌuːd/

Definitions

01mental strength

C1 · Advanced Uncountable noun Formal

n. the mental strength that helps you deal with pain or difficult situations without complaining.

n. mental and emotional resilience that allows one to encounter danger or bear pain or adversity with courage.

“She showed great fortitude throughout her long illness, never losing her positive spirit.”

“The refugees demonstrated remarkable moral fortitude as they navigated the bureaucratic hurdles of the resettlement process while grieving their lost homes.”

Usage

Usually uncountable when referring to the abstract quality of character.

02physical strength

C2 · Proficiency Uncountable noun Archaic

n. an old-fashioned way to describe having a strong, powerful body.

n. physical strength or power. This sense is largely obsolete in modern prose, having been supplanted by the psychological sense.

“The old stories praised the knight for his physical fortitude in battle.”

“In the archaic text, the hero was described as possessing the fortitude of a giant, capable of lifting stones that three men could not budge.”

Teaching tip

Modern speakers almost exclusively use fortitude to mean mental strength; using it for physical muscle will sound very old-fashioned.

Antonyms

Real-World Examples

“If anyone wondered about Fernández’s mental fortitude, the remainder of his time on the pitch was proof of what he offers at City.”
The Guardian 13 Sept 2026
“The 2026 World Cup was a whirling swirl of scintillating soccer that prompted much-needed conversations about the vitality of diaspora, the fortitude of the underdog, the power of sport.”
The Guardian 12 Sept 2026

Etymology

From Middle English fortitude, from Old French, from Latin fortitūdō (“bravery, strength”), from fortis (“brave, strong”).

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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