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

• 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

But luckily, heroism doesn’t have a hard out. —Ted Johnson, Deadline, 10 Sep. 2025

Based on real-life stories from the Camp Fire (still the deadliest wildfire in California history), The Lost Bus, which just premiered at the Toronto Film Festival ahead of a short September theatrical release and an October 3 debut on Apple TV+, offers plenty of suspense and heroism. —Bilge Ebiri, Vulture, 6 Sep. 2025

Even murder can be recast as heroism. —Jonathan Alpert, MSNBC Newsweek, 3 Sep. 2025

Last year, Marino recalled the story of her father’s heroism to the New York Post. —Ashlyn Robinette, People.com, 1 Sep. 2025

Word History

First Known Use

1672, in the meaning defined at sense 1

Rhymes for heroism

• autism
• fascism
• racism
• sikhism
• statism
• sufism
• thomism
• tourism
• tropism
• abolitionism
• aldosteronism
• americanism

Kids Definition

heroism

noun

her·​o·​ism ˈher-ə-ˌwiz-əm 

 also  ˈhir-

: heroic conduct or qualities