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

Kara is addicted to drowning her sorrows and avoiding responsibility, but learns to embrace heroism after embarking on a quest for revenge alongside Ruthye (Eve Ridley). — Dani Di Placido, Forbes.com, 27 June 2026

The medal is North America's highest honor for civilian heroism. — Brittney Melton, NPR, 24 June 2026

But as Season 2 drifts closer to admiration than scrutiny, their stock heroism pales in comparison to Martian’s dynamic decision-making. — Ben Travers, IndieWire, 22 June 2026

Suddenly the Knicks, who hadn’t won the big title in fifty-three years, can turn on some heretofore unseen mode of heroism, and—bang. — Vinson Cunningham, New Yorker, 18 June 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