heroism

noun

her·​o·​ism ˈher-ə-ˌwi-zəm 

ˈhe-rə-

also ˈhir-

1

: heroic conduct especially as exhibited in fulfilling a high purpose or attaining a noble end

2

: the qualities of a hero

Synonyms of heroism

• courage
• bravery
• gallantry
• courageousness
• prowess
• valor

Examples of heroism in a Sentence

women who showed heroism by fighting for their right to vote

the inspiring heroism of the firefighters who risked their lives to save the people trapped in the burning building

Recent Examples on the Web

This reflects that sustainable organizations are built around core values and people who embody them consistently, not around individual heroism. — Mena Mirhom, Forbes.com, 12 Aug. 2026

By the book’s end Yossarian finds his heroism, but not through embracing the war. — Literary Hub, 12 Aug. 2026

Despite this, Christophe finds moments of joy, love, and surprising heroism. — Jill Goldsmith, Deadline, 11 Aug. 2026

The source material is one of the most influential Japanese comics of all time, a trailblazing, gender-bending story of heroism and sacrifice. — K. Thor Jensen, PC Magazine, 7 Aug. 2026

Word History

First Known Use

1672, in the meaning defined at sense 1

Rhymes for heroism

• ism
• prism
• schism
• abolitionism
• aldosteronism
• americanism
• anticommunism
• antisemitism
• antiterrorism
• bioterrorism
• colloquialism
• colonialism

Kids Definition

heroism

noun

her·​o·​ism ˈher-ə-ˌwiz-əm 

also ˈhir-

: heroic conduct or qualities